diff --git a/lerna.json b/lerna.json
index a99befd67..b3aaf107a 100644
--- a/lerna.json
+++ b/lerna.json
@@ -2,5 +2,5 @@
   "packages": [
     "packages/*"
   ],
-  "version": "4.0.0-alpha.0"
+  "version": "4.1.0"
 }
diff --git a/packages/cloudform-types/package.json b/packages/cloudform-types/package.json
index 03b2eaa81..9f75d32e7 100644
--- a/packages/cloudform-types/package.json
+++ b/packages/cloudform-types/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cloudform-types",
-  "version": "4.0.0-alpha.0",
+  "version": "4.1.0",
   "description": "TypeScript AWS CloudFormation template types - used by cloudform",
   "repository": {
     "type": "git",
diff --git a/packages/cloudform/package.json b/packages/cloudform/package.json
index d49857b73..d6aff8338 100644
--- a/packages/cloudform/package.json
+++ b/packages/cloudform/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cloudform",
-  "version": "4.0.0-alpha.0",
+  "version": "4.1.0",
   "description": "TypeScript-based imperative way to define AWS CloudFormation templates",
   "main": "packages/cloudform/index.js",
   "repository": {
@@ -20,7 +20,7 @@
     "cloudform": "cli/cloudform.js"
   },
   "dependencies": {
-    "cloudform-types": "^4.0.0-alpha.0",
+    "cloudform-types": "^4.1.0",
     "jsonminify": "^0.4.1",
     "ts-node": "^5.0.1",
     "typescript": "^2.9.2"