diff --git a/com.unity.ml-agents.extensions/package.json b/com.unity.ml-agents.extensions/package.json
index 8c63b5ae85..3f920c3b8e 100644
--- a/com.unity.ml-agents.extensions/package.json
+++ b/com.unity.ml-agents.extensions/package.json
@@ -5,7 +5,7 @@
   "unity": "2020.3",
   "description": "A source-only package for new features based on ML-Agents",
   "dependencies": {
-    "com.unity.ml-agents": "2.2.0",
+    "com.unity.ml-agents": "2.2.0-exp.1",
     "com.unity.modules.physics": "1.0.0"
   }
 }
diff --git a/com.unity.ml-agents/Runtime/Academy.cs b/com.unity.ml-agents/Runtime/Academy.cs
index e4a1d789a4..0928459b2d 100644
--- a/com.unity.ml-agents/Runtime/Academy.cs
+++ b/com.unity.ml-agents/Runtime/Academy.cs
@@ -107,7 +107,7 @@ public class Academy : IDisposable
         /// Unity package version of com.unity.ml-agents.
         /// This must match the version string in package.json and is checked in a unit test.
         /// </summary>
-        internal const string k_PackageVersion = "2.2.0";
+        internal const string k_PackageVersion = "2.2.0-exp.1";
 
         const int k_EditorTrainingPort = 5004;
 
diff --git a/com.unity.ml-agents/package.json b/com.unity.ml-agents/package.json
index 0541db4929..15c11b8ef2 100755
--- a/com.unity.ml-agents/package.json
+++ b/com.unity.ml-agents/package.json
@@ -1,7 +1,7 @@
 {
   "name": "com.unity.ml-agents",
   "displayName": "ML Agents",
-  "version": "2.2.0",
+  "version": "2.2.0-exp.1",
   "unity": "2020.3",
   "description": "Use state-of-the-art machine learning to create intelligent character behaviors in any Unity environment (games, robotics, film, etc.).",
   "dependencies": {