diff --git a/aio/package.json b/aio/package.json
index d36a51e416..28449ffa01 100644
--- a/aio/package.json
+++ b/aio/package.json
@@ -89,8 +89,8 @@
     "core-js": "^2.4.1",
     "jasmine": "^2.6.0",
     "ng-pwa-tools": "^0.0.10",
-    "rxjs": "^6.0.0-beta.0",
-    "rxjs-compat": "^6.0.0-beta.0",
+    "rxjs": "^6.0.0-beta.1",
+    "rxjs-compat": "^6.0.0-beta.1",
     "tslib": "^1.9.0",
     "web-animations-js": "^2.2.5",
     "zone.js": "^0.8.19"
diff --git a/aio/scripts/_payload-limits.json b/aio/scripts/_payload-limits.json
index d0259bd3f4..21f23edd38 100755
--- a/aio/scripts/_payload-limits.json
+++ b/aio/scripts/_payload-limits.json
@@ -3,7 +3,7 @@
     "master": {
       "uncompressed": {
         "inline": 1971,
-        "main": 743696,
+        "main": 595662,
         "polyfills": 40272,
         "prettify": 14888
       }
diff --git a/aio/yarn.lock b/aio/yarn.lock
index c6313e2b65..fd2beb3b9a 100644
--- a/aio/yarn.lock
+++ b/aio/yarn.lock
@@ -7528,9 +7528,9 @@ rx@2.3.24:
   version "2.3.24"
   resolved "https://registry.yarnpkg.com/rx/-/rx-2.3.24.tgz#14f950a4217d7e35daa71bbcbe58eff68ea4b2b7"
 
-rxjs-compat@^6.0.0-beta.0:
-  version "6.0.0-beta.0"
-  resolved "https://registry.yarnpkg.com/rxjs-compat/-/rxjs-compat-6.0.0-beta.0.tgz#386007624f6d771ce89ec48e31460f9177d19ac4"
+rxjs-compat@^6.0.0-beta.1:
+  version "6.0.0-beta.1"
+  resolved "https://registry.yarnpkg.com/rxjs-compat/-/rxjs-compat-6.0.0-beta.1.tgz#ef7289354600f139253f719cbb2f0a6b2d572108"
 
 rxjs@^5.5.6:
   version "5.5.7"
@@ -7538,9 +7538,9 @@ rxjs@^5.5.6:
   dependencies:
     symbol-observable "1.0.1"
 
-rxjs@^6.0.0-beta.0:
-  version "6.0.0-beta.0"
-  resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-6.0.0-beta.0.tgz#cf241936be39d8279ed0b2be4bf417777301f65a"
+rxjs@^6.0.0-beta.1:
+  version "6.0.0-beta.1"
+  resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-6.0.0-beta.1.tgz#ac6b181251ece21051435c3da2538444b43a37c1"
   dependencies:
     tslib "^1.9.0"