diff --git a/backend/packages/Scheduler/package.json b/backend/packages/Scheduler/package.json
index 9810709bc3..ff7bfca6f0 100644
--- a/backend/packages/Scheduler/package.json
+++ b/backend/packages/Scheduler/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ppl-upgrade-serverless",
-  "version": "5.0.1",
+  "version": "5.1.0",
   "description": "Serverless webpack example using Typescript",
   "main": "handler.js",
   "scripts": {
diff --git a/backend/packages/Upgrade/package.json b/backend/packages/Upgrade/package.json
index 26e55b25cd..bdd01f353f 100644
--- a/backend/packages/Upgrade/package.json
+++ b/backend/packages/Upgrade/package.json
@@ -1,6 +1,6 @@
 {
     "name": "ab_testing_backend",
-    "version": "5.0.1",
+    "version": "5.1.0",
     "description": "Backend for A/B Testing Project",
     "main": "index.js",
     "scripts": {
diff --git a/clientlibs/java/pom.xml b/clientlibs/java/pom.xml
index c08ec8baf3..e087900fcd 100644
--- a/clientlibs/java/pom.xml
+++ b/clientlibs/java/pom.xml
@@ -9,8 +9,7 @@
 		at the same time that happen to rev to the same new version will be caught 
 		by a merge conflict. -->
 
-	<!-- 4.3.0 -> 4.3.1: add javadoc for condition code vs. payload value -->
-	<version>4.3.1</version>
+	<version>5.1.0</version>
 	<build>
 		<plugins>
 			<plugin>
diff --git a/clientlibs/js/package.json b/clientlibs/js/package.json
index 08e90a4f6b..e05194564a 100644
--- a/clientlibs/js/package.json
+++ b/clientlibs/js/package.json
@@ -1,6 +1,6 @@
 {
   "name": "upgrade_client_lib",
-  "version": "5.0.1",
+  "version": "5.1.0",
   "description": "Client library to communicate with the Upgrade server",
   "files": [
     "dist/*"
diff --git a/frontend/package.json b/frontend/package.json
index 6a3de67fa8..92d7636ed6 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ab-testing",
-  "version": "5.0.1",
+  "version": "5.1.0",
   "license": "MIT",
   "scripts": {
     "ng": "ng",
diff --git a/package.json b/package.json
index 3d3e3bf2cf..0460a213f5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "UpGrade",
-  "version": "5.0.1",
+  "version": "5.1.0",
   "description": "This is a combined repository for UpGrade, an open-source platform to support large-scale A/B testing in educational applications.  Learn more at www.upgradeplatform.org",
   "main": "index.js",
   "devDependencies": {
diff --git a/types/package.json b/types/package.json
index 0658387351..12d9180555 100644
--- a/types/package.json
+++ b/types/package.json
@@ -1,6 +1,6 @@
 {
   "name": "upgrade_types",
-  "version": "5.0.1",
+  "version": "5.1.0",
   "description": "",
   "main": "src/index.ts",
   "types": "src/index.ts",