diff --git a/components/bower.json b/components/bower.json
index 2bf984f2..b63db67a 100644
--- a/components/bower.json
+++ b/components/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "handlebars",
-  "version": "4.0.12",
+  "version": "5.0.0-alpha.1",
   "main": "handlebars.js",
   "license": "MIT",
   "dependencies": {}
diff --git a/components/handlebars.js.nuspec b/components/handlebars.js.nuspec
index bb463ce5..43da5697 100644
--- a/components/handlebars.js.nuspec
+++ b/components/handlebars.js.nuspec
@@ -2,7 +2,7 @@
 <package>
 	<metadata>
 		<id>handlebars.js</id>
-		<version>4.0.12</version>
+		<version>5.0.0-alpha.1</version>
 		<authors>handlebars.js Authors</authors>
 		<licenseUrl>https://github.com/wycats/handlebars.js/blob/master/LICENSE</licenseUrl>
 		<projectUrl>https://github.com/wycats/handlebars.js/</projectUrl>
diff --git a/components/package.json b/components/package.json
index a81e45d9..03527454 100644
--- a/components/package.json
+++ b/components/package.json
@@ -1,6 +1,6 @@
 {
   "name": "handlebars",
-  "version": "4.0.12",
+  "version": "5.0.0-alpha.1",
   "license": "MIT",
   "jspm": {
     "main": "handlebars",
