diff --git a/samples/react-birthdays/.devcontainer/devcontainer.json b/samples/react-birthdays/.devcontainer/devcontainer.json
index 003ac4b58..896564300 100644
--- a/samples/react-birthdays/.devcontainer/devcontainer.json
+++ b/samples/react-birthdays/.devcontainer/devcontainer.json
@@ -1,7 +1,7 @@
 // For more information on how to run this SPFx project in a VS Code Remote Container, please visit https://aka.ms/spfx-devcontainer
 {
-	"name": "SPFx 1.8.2",
-	"image": "docker.io/m365pnp/spfx:1.8.2",
+	"name": "SPFx 1.14.0",
+	"image": "docker.io/m365pnp/spfx:1.14.0",
 	// Set *default* container specific settings.json values on container create.
 	"settings": {},
 	// Add the IDs of extensions you want installed when the container is created.
@@ -12,8 +12,7 @@
 	// Use 'forwardPorts' to make a list of ports inside the container available locally.
 	"forwardPorts": [
 		4321,
-		35729,
-		5432
+		35729
 	],
 	"portsAttributes": {
 		"4321": {
@@ -22,11 +21,12 @@
 			"onAutoForward": "silent",
 			"requireLocalPort": true
 		},
-		"5432": {
-			"protocol": "https",
-			"label": "Workbench",
-			"onAutoForward": "silent"
-		},
+		// Not needed for SPFx>= 1.12.1
+		// "5432": {
+		// 	"protocol": "https",
+		// 	"label": "Workbench",
+		// 	"onAutoForward": "silent"
+		// },
 		"35729": {
 			"protocol": "https",
 			"label": "LiveReload",
@@ -36,4 +36,4 @@
 	},
 	"postCreateCommand": "bash .devcontainer/spfx-startup.sh",
 	"remoteUser": "node"
-}
\ No newline at end of file
+}
diff --git a/samples/react-birthdays/.devcontainer/spfx-startup.sh b/samples/react-birthdays/.devcontainer/spfx-startup.sh
index ca531bdf2..456d6aea8 100644
--- a/samples/react-birthdays/.devcontainer/spfx-startup.sh
+++ b/samples/react-birthdays/.devcontainer/spfx-startup.sh
@@ -7,9 +7,11 @@ echo
 echo -e "\e[1;94mGenerating dev certificate\e[0m"
 gulp trust-dev-cert
 
+# Convert the generated PEM certificate to a  CER certificate
+openssl x509 -inform PEM -in ~/.rushstack/rushstack-serve.pem -outform DER -out ./spfx-dev-cert.cer
 
-cp ~/.gcb-serve-data/gcb-serve.cer ./spfx-dev-cert.cer
-cp ~/.gcb-serve-data/gcb-serve.cer ./spfx-dev-cert.pem
+# Copy the PEM ecrtificate for non-Windows hosts
+cp ~/.rushstack/rushstack-serve.pem ./spfx-dev-cert.pem
 
 ## add *.cer to .gitignore to prevent certificates from being saved in repo
 if ! grep -Fxq '*.cer' ./.gitignore
diff --git a/samples/react-birthdays/.gitignore b/samples/react-birthdays/.gitignore
index 0e655ce79..9d22b0f94 100644
--- a/samples/react-birthdays/.gitignore
+++ b/samples/react-birthdays/.gitignore
@@ -31,3 +31,7 @@ obj
 
 # Styles Generated Code
 *.scss.ts
+# .CER Certificates
+*.cer
+# .PEM Certificates
+*.pem
diff --git a/samples/react-birthdays/assets/sample.json b/samples/react-birthdays/assets/sample.json
index 5109e3b87..3248b4bf5 100644
--- a/samples/react-birthdays/assets/sample.json
+++ b/samples/react-birthdays/assets/sample.json
@@ -9,7 +9,7 @@
       "The Web Part Birthdays shows the upcoming birthdays in the company, the web part reads birthdays from a list located on the tenant\u0027s root site with title \u0022Birthdays.\u0022"
     ],
     "creationDateTime": "2019-07-23",
-    "updateDateTime": "2021-06-16",
+    "updateDateTime": "2022-04-07",
     "products": [
       "SharePoint"
     ],
@@ -20,7 +20,7 @@
       },
       {
         "key": "SPFX-VERSION",
-        "value": "1.12.1"
+        "value": "1.14.0"
       },
       {
         "key": "SPFX-TEAMSTAB",