diff --git a/samples/angular-greeting/package-lock.json b/samples/angular-greeting/package-lock.json
index d8b7023c3..7ad2b194d 100644
--- a/samples/angular-greeting/package-lock.json
+++ b/samples/angular-greeting/package-lock.json
@@ -9147,9 +9147,9 @@
       }
     },
     "follow-redirects": {
-      "version": "1.14.1",
-      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.14.1.tgz",
-      "integrity": "sha512-HWqDgT7ZEkqRzBvc2s64vSZ/hfOceEol3ac/7tKwzuvEyWx3/4UegXh5oBOIotkGsObyk3xznnSRVADBgWSQVg==",
+      "version": "1.14.7",
+      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.14.7.tgz",
+      "integrity": "sha512-+hbxoLbFMbRKDwohX8GkTataGqO6Jb7jGwpAlwgy2bIz25XtRm7KEzJM76R1WiNT5SwZkX4Y75SwBolkpmE7iQ==",
       "dev": true
     },
     "for-in": {
diff --git a/samples/angularelements-html-templatefile/package-lock.json b/samples/angularelements-html-templatefile/package-lock.json
index 434cc0f1a..46c041289 100644
--- a/samples/angularelements-html-templatefile/package-lock.json
+++ b/samples/angularelements-html-templatefile/package-lock.json
@@ -6211,24 +6211,10 @@
       }
     },
     "follow-redirects": {
-      "version": "1.5.0",
-      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.5.0.tgz",
-      "integrity": "sha512-fdrt472/9qQ6Kgjvb935ig6vJCuofpBUD14f9Vb+SLlm7xIe4Qva5gey8EKtv8lp7ahE1wilg3xL1znpVGtZIA==",
-      "dev": true,
-      "requires": {
-        "debug": "^3.1.0"
-      },
-      "dependencies": {
-        "debug": {
-          "version": "3.1.0",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
-          "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
-          "dev": true,
-          "requires": {
-            "ms": "2.0.0"
-          }
-        }
-      }
+      "version": "1.14.7",
+      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.14.7.tgz",
+      "integrity": "sha512-+hbxoLbFMbRKDwohX8GkTataGqO6Jb7jGwpAlwgy2bIz25XtRm7KEzJM76R1WiNT5SwZkX4Y75SwBolkpmE7iQ==",
+      "dev": true
     },
     "for-in": {
       "version": "1.0.2",
@@ -6800,7 +6786,8 @@
         "safe-buffer": {
           "version": "5.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -6900,12 +6887,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
diff --git a/samples/handlebarsjs-webpack-loader/package-lock.json b/samples/handlebarsjs-webpack-loader/package-lock.json
index c14597988..e8096b0b3 100644
--- a/samples/handlebarsjs-webpack-loader/package-lock.json
+++ b/samples/handlebarsjs-webpack-loader/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "spfx-handlebars",
-  "version": "0.0.1",
+  "version": "1.1.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -1897,6 +1897,7 @@
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/align-text/-/align-text-0.1.4.tgz",
       "integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
+      "dev": true,
       "requires": {
         "kind-of": "3.2.2",
         "longest": "1.0.1",
@@ -1912,7 +1913,8 @@
     "amdefine": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/amdefine/-/amdefine-1.0.1.tgz",
-      "integrity": "sha1-SlKCrBZHKek2Gbz9OtFR+BfOkfU="
+      "integrity": "sha1-SlKCrBZHKek2Gbz9OtFR+BfOkfU=",
+      "dev": true
     },
     "ansi-colors": {
       "version": "1.1.0",
@@ -2265,7 +2267,8 @@
     "async": {
       "version": "1.5.2",
       "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
-      "integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo="
+      "integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo=",
+      "dev": true
     },
     "async-each": {
       "version": "1.0.1",
@@ -3306,7 +3309,8 @@
     "camelcase": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-1.2.1.tgz",
-      "integrity": "sha1-m7UwTS4LVmmLLHWLCKPqqdqlijk="
+      "integrity": "sha1-m7UwTS4LVmmLLHWLCKPqqdqlijk=",
+      "dev": true
     },
     "camelcase-keys": {
       "version": "2.1.0",
@@ -3354,6 +3358,7 @@
       "version": "0.1.3",
       "resolved": "https://registry.npmjs.org/center-align/-/center-align-0.1.3.tgz",
       "integrity": "sha1-qg0yYptu6XIgBBHL1EYckHvCt60=",
+      "dev": true,
       "requires": {
         "align-text": "0.1.4",
         "lazy-cache": "1.0.4"
@@ -3564,6 +3569,7 @@
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/cliui/-/cliui-2.1.0.tgz",
       "integrity": "sha1-S0dXYP+AJkx2LDoXGQMukcf+oNE=",
+      "dev": true,
       "requires": {
         "center-align": "0.1.3",
         "right-align": "0.1.3",
@@ -3573,7 +3579,8 @@
         "wordwrap": {
           "version": "0.0.2",
           "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.2.tgz",
-          "integrity": "sha1-t5Zpu0LstAn4PVg8rVLKF+qhZD8="
+          "integrity": "sha1-t5Zpu0LstAn4PVg8rVLKF+qhZD8=",
+          "dev": true
         }
       }
     },
@@ -4489,7 +4496,8 @@
     "decamelize": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-1.2.0.tgz",
-      "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA="
+      "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=",
+      "dev": true
     },
     "decode-uri-component": {
       "version": "0.2.0",
@@ -6054,7 +6062,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.1.1",
@@ -6105,7 +6114,8 @@
         "balanced-match": {
           "version": "0.4.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "bcrypt-pbkdf": {
           "version": "1.0.1",
@@ -6120,6 +6130,7 @@
           "version": "0.0.9",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "inherits": "2.0.3"
           }
@@ -6128,6 +6139,7 @@
           "version": "2.10.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "hoek": "2.16.3"
           }
@@ -6136,6 +6148,7 @@
           "version": "1.1.7",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "0.4.2",
             "concat-map": "0.0.1"
@@ -6144,7 +6157,8 @@
         "buffer-shims": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "caseless": {
           "version": "0.12.0",
@@ -6161,12 +6175,14 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "combined-stream": {
           "version": "1.0.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "delayed-stream": "1.0.0"
           }
@@ -6174,22 +6190,26 @@
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "cryptiles": {
           "version": "2.0.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "boom": "2.10.1"
           }
@@ -6229,7 +6249,8 @@
         "delayed-stream": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "delegates": {
           "version": "1.0.0",
@@ -6261,7 +6282,8 @@
         "extsprintf": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "forever-agent": {
           "version": "0.6.1",
@@ -6283,12 +6305,14 @@
         "fs.realpath": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "fstream": {
           "version": "1.0.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "graceful-fs": "4.1.11",
             "inherits": "2.0.3",
@@ -6344,6 +6368,7 @@
           "version": "7.1.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "fs.realpath": "1.0.0",
             "inflight": "1.0.6",
@@ -6356,7 +6381,8 @@
         "graceful-fs": {
           "version": "4.1.11",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "har-schema": {
           "version": "1.0.5",
@@ -6384,6 +6410,7 @@
           "version": "3.1.3",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "boom": "2.10.1",
             "cryptiles": "2.0.5",
@@ -6394,7 +6421,8 @@
         "hoek": {
           "version": "2.16.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "http-signature": {
           "version": "1.1.1",
@@ -6411,6 +6439,7 @@
           "version": "1.0.6",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "once": "1.4.0",
             "wrappy": "1.0.2"
@@ -6419,7 +6448,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.4",
@@ -6431,6 +6461,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "1.0.1"
           }
@@ -6444,7 +6475,8 @@
         "isarray": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "isstream": {
           "version": "0.1.2",
@@ -6517,12 +6549,14 @@
         "mime-db": {
           "version": "1.27.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "mime-types": {
           "version": "2.1.15",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "mime-db": "1.27.0"
           }
@@ -6531,6 +6565,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "1.1.7"
           }
@@ -6538,12 +6573,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "mkdirp": {
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -6598,7 +6635,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "oauth-sign": {
           "version": "0.8.2",
@@ -6616,6 +6654,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1.0.2"
           }
@@ -6645,7 +6684,8 @@
         "path-is-absolute": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "performance-now": {
           "version": "0.2.0",
@@ -6656,7 +6696,8 @@
         "process-nextick-args": {
           "version": "1.0.7",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "punycode": {
           "version": "1.4.1",
@@ -6694,6 +6735,7 @@
           "version": "2.2.9",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "buffer-shims": "1.0.0",
             "core-util-is": "1.0.2",
@@ -6738,6 +6780,7 @@
           "version": "2.6.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "glob": "7.1.2"
           }
@@ -6745,7 +6788,8 @@
         "safe-buffer": {
           "version": "5.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "semver": {
           "version": "5.3.0",
@@ -6769,6 +6813,7 @@
           "version": "1.0.9",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "hoek": "2.16.3"
           }
@@ -6802,6 +6847,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "1.1.0",
             "is-fullwidth-code-point": "1.0.0",
@@ -6812,6 +6858,7 @@
           "version": "1.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "5.0.1"
           }
@@ -6826,6 +6873,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "2.1.1"
           }
@@ -6840,6 +6888,7 @@
           "version": "2.2.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "block-stream": "0.0.9",
             "fstream": "1.0.11",
@@ -6895,7 +6944,8 @@
         "util-deprecate": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "uuid": {
           "version": "3.0.1",
@@ -6924,7 +6974,8 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -8670,14 +8721,38 @@
       }
     },
     "handlebars": {
-      "version": "4.0.11",
-      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.0.11.tgz",
-      "integrity": "sha1-Ywo13+ApS8KB7a5v/F0yn8eYLcw=",
+      "version": "4.7.7",
+      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.7.tgz",
+      "integrity": "sha512-aAcXm5OAfE/8IXkcZvCepKU3VzW1/39Fb5ZuqMtgI/hT8X2YgoMvBY5dLhq/cpOvw7Lk1nK/UF71aLG/ZnVYRA==",
       "requires": {
-        "async": "1.5.2",
-        "optimist": "0.6.1",
-        "source-map": "0.4.4",
-        "uglify-js": "2.8.29"
+        "minimist": "^1.2.5",
+        "neo-async": "^2.6.0",
+        "source-map": "^0.6.1",
+        "uglify-js": "^3.1.4",
+        "wordwrap": "^1.0.0"
+      },
+      "dependencies": {
+        "minimist": {
+          "version": "1.2.5",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
+          "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw=="
+        },
+        "source-map": {
+          "version": "0.6.1",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
+        },
+        "uglify-js": {
+          "version": "3.14.5",
+          "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.14.5.tgz",
+          "integrity": "sha512-qZukoSxOG0urUTvjc2ERMTcAy+BiFh3weWAkeurLwjrCba73poHmG3E36XEjd/JGukMzwTL7uCxZiAexj8ppvQ==",
+          "optional": true
+        },
+        "wordwrap": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
+          "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus="
+        }
       }
     },
     "handlebars-template-loader": {
@@ -9265,7 +9340,8 @@
     "is-buffer": {
       "version": "1.1.6",
       "resolved": "https://registry.npmjs.org/is-buffer/-/is-buffer-1.1.6.tgz",
-      "integrity": "sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w=="
+      "integrity": "sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w==",
+      "dev": true
     },
     "is-builtin-module": {
       "version": "1.0.0",
@@ -9644,6 +9720,29 @@
             "path-is-absolute": "1.0.1"
           }
         },
+        "handlebars": {
+          "version": "4.0.11",
+          "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.0.11.tgz",
+          "integrity": "sha1-Ywo13+ApS8KB7a5v/F0yn8eYLcw=",
+          "dev": true,
+          "requires": {
+            "async": "^1.4.0",
+            "optimist": "^0.6.1",
+            "source-map": "^0.4.4",
+            "uglify-js": "^2.6"
+          },
+          "dependencies": {
+            "source-map": {
+              "version": "0.4.4",
+              "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.4.4.tgz",
+              "integrity": "sha1-66T12pwNyZneaAMti092FzZSA2s=",
+              "dev": true,
+              "requires": {
+                "amdefine": ">=0.0.4"
+              }
+            }
+          }
+        },
         "resolve": {
           "version": "1.1.7",
           "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.1.7.tgz",
@@ -9824,6 +9923,20 @@
       "dev": true,
       "requires": {
         "handlebars": "4.0.11"
+      },
+      "dependencies": {
+        "handlebars": {
+          "version": "4.0.11",
+          "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.0.11.tgz",
+          "integrity": "sha1-Ywo13+ApS8KB7a5v/F0yn8eYLcw=",
+          "dev": true,
+          "requires": {
+            "async": "^1.4.0",
+            "optimist": "^0.6.1",
+            "source-map": "^0.4.4",
+            "uglify-js": "^2.6"
+          }
+        }
       }
     },
     "istextorbinary": {
@@ -10872,6 +10985,7 @@
       "version": "3.2.2",
       "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-3.2.2.tgz",
       "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
+      "dev": true,
       "requires": {
         "is-buffer": "1.1.6"
       }
@@ -10888,7 +11002,8 @@
     "lazy-cache": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/lazy-cache/-/lazy-cache-1.0.4.tgz",
-      "integrity": "sha1-odePw6UEdMuAhF07O24dpJpEbo4="
+      "integrity": "sha1-odePw6UEdMuAhF07O24dpJpEbo4=",
+      "dev": true
     },
     "lazystream": {
       "version": "1.0.0",
@@ -11449,7 +11564,8 @@
     "longest": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/longest/-/longest-1.0.1.tgz",
-      "integrity": "sha1-MKCy2jj3N3DoKUoNIuZiXtd9AJc="
+      "integrity": "sha1-MKCy2jj3N3DoKUoNIuZiXtd9AJc=",
+      "dev": true
     },
     "loose-envify": {
       "version": "1.3.1",
@@ -11821,7 +11937,8 @@
     "minimist": {
       "version": "0.0.10",
       "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.10.tgz",
-      "integrity": "sha1-3j+YVD2/lggr5IrRoMfNqDYwHc8="
+      "integrity": "sha1-3j+YVD2/lggr5IrRoMfNqDYwHc8=",
+      "dev": true
     },
     "minipass": {
       "version": "2.2.1",
@@ -12095,6 +12212,11 @@
       "integrity": "sha1-KzJxhOiZIQEXeyhWP7XnECrNDKk=",
       "dev": true
     },
+    "neo-async": {
+      "version": "2.6.2",
+      "resolved": "https://registry.npmjs.org/neo-async/-/neo-async-2.6.2.tgz",
+      "integrity": "sha512-Yd3UES5mWCSqR+qNT93S3UoYUkqAZ9lLg8a7g9rimsWmYGK8cVToA4/sF3RrshdyV3sAGMXVUmpMYOw+dLpOuw=="
+    },
     "no-case": {
       "version": "2.3.2",
       "resolved": "https://registry.npmjs.org/no-case/-/no-case-2.3.2.tgz",
@@ -12752,6 +12874,7 @@
       "version": "0.6.1",
       "resolved": "https://registry.npmjs.org/optimist/-/optimist-0.6.1.tgz",
       "integrity": "sha1-2j6nRob6IaGaERwybpDrFaAZZoY=",
+      "dev": true,
       "requires": {
         "minimist": "0.0.10",
         "wordwrap": "0.0.3"
@@ -14458,7 +14581,8 @@
     "repeat-string": {
       "version": "1.6.1",
       "resolved": "https://registry.npmjs.org/repeat-string/-/repeat-string-1.6.1.tgz",
-      "integrity": "sha1-jcrkcOHIirwtYA//Sndihtp15jc="
+      "integrity": "sha1-jcrkcOHIirwtYA//Sndihtp15jc=",
+      "dev": true
     },
     "repeating": {
       "version": "2.0.1",
@@ -14635,6 +14759,7 @@
       "version": "0.1.3",
       "resolved": "https://registry.npmjs.org/right-align/-/right-align-0.1.3.tgz",
       "integrity": "sha1-YTObci/mo1FWiSENJOFMlhSGE+8=",
+      "dev": true,
       "requires": {
         "align-text": "0.1.4"
       }
@@ -15421,6 +15546,7 @@
       "version": "0.4.4",
       "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.4.4.tgz",
       "integrity": "sha1-66T12pwNyZneaAMti092FzZSA2s=",
+      "dev": true,
       "requires": {
         "amdefine": "1.0.1"
       }
@@ -16710,6 +16836,7 @@
       "version": "2.8.29",
       "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-2.8.29.tgz",
       "integrity": "sha1-KcVzMUgFe7Th913zW3qcty5qWd0=",
+      "dev": true,
       "requires": {
         "source-map": "0.5.7",
         "uglify-to-browserify": "1.0.2",
@@ -16719,7 +16846,8 @@
         "source-map": {
           "version": "0.5.7",
           "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
-          "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w="
+          "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=",
+          "dev": true
         }
       }
     },
@@ -16727,6 +16855,7 @@
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/uglify-to-browserify/-/uglify-to-browserify-1.0.2.tgz",
       "integrity": "sha1-bgkk1r2mta/jSeOabWMoUKD4grc=",
+      "dev": true,
       "optional": true
     },
     "uglifyjs-webpack-plugin": {
@@ -17723,12 +17852,14 @@
     "window-size": {
       "version": "0.1.0",
       "resolved": "https://registry.npmjs.org/window-size/-/window-size-0.1.0.tgz",
-      "integrity": "sha1-VDjNLqk7IC76Ohn+iIeu58lPnJ0="
+      "integrity": "sha1-VDjNLqk7IC76Ohn+iIeu58lPnJ0=",
+      "dev": true
     },
     "wordwrap": {
       "version": "0.0.3",
       "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.3.tgz",
-      "integrity": "sha1-o9XabNXAvAAI03I0u68b7WMFkQc="
+      "integrity": "sha1-o9XabNXAvAAI03I0u68b7WMFkQc=",
+      "dev": true
     },
     "worker-farm": {
       "version": "1.5.2",
@@ -17841,6 +17972,7 @@
       "version": "3.10.0",
       "resolved": "https://registry.npmjs.org/yargs/-/yargs-3.10.0.tgz",
       "integrity": "sha1-9+572FfdfB0tOMDnTvvWgdFDH9E=",
+      "dev": true,
       "requires": {
         "camelcase": "1.2.1",
         "cliui": "2.1.0",
diff --git a/samples/handlebarsjs-webpack-loader/package.json b/samples/handlebarsjs-webpack-loader/package.json
index c4198e230..724bafb6c 100644
--- a/samples/handlebarsjs-webpack-loader/package.json
+++ b/samples/handlebarsjs-webpack-loader/package.json
@@ -10,7 +10,7 @@
     "@microsoft/sp-core-library": "~1.4.1",
     "@microsoft/sp-webpart-base": "~1.4.1",
     "@types/webpack-env": "~1.13.5",
-    "handlebars": "^4.0.11"
+    "handlebars": "^4.7.7"
   },
   "devDependencies": {
     "@microsoft/sp-build-web": "~1.4.1",