diff --git a/com.unity.ml-agents/Runtime/Academy.cs b/com.unity.ml-agents/Runtime/Academy.cs
index 416e93bdbe..9db61fbb14 100644
--- a/com.unity.ml-agents/Runtime/Academy.cs
+++ b/com.unity.ml-agents/Runtime/Academy.cs
@@ -64,7 +64,7 @@ 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 = "0.15.0-preview";
+        internal const string k_PackageVersion = "0.15.1-preview";
 
         const int k_EditorTrainingPort = 5004;
 
diff --git a/com.unity.ml-agents/package.json b/com.unity.ml-agents/package.json
index 2350b7ac2d..0eb32281aa 100755
--- a/com.unity.ml-agents/package.json
+++ b/com.unity.ml-agents/package.json
@@ -1,10 +1,10 @@
 {
-	"name": "com.unity.ml-agents",
-	"displayName":"ML Agents",
-	"version": "0.15.0-preview",
-	"unity": "2018.4",
-	"description": "Add interactivity to your game with Machine Learning Agents trained using Deep Reinforcement Learning.",
-	"dependencies": {
-		"com.unity.barracuda": "0.6.1-preview"
-	}
+  "name": "com.unity.ml-agents",
+  "displayName": "ML Agents",
+  "version": "0.15.1-preview",
+  "unity": "2018.4",
+  "description": "Add interactivity to your game with Machine Learning Agents trained using Deep Reinforcement Learning.",
+  "dependencies": {
+    "com.unity.barracuda": "0.6.1-preview"
+  }
 }
diff --git a/docs/Migrating.md b/docs/Migrating.md
index 50d5a133e0..336568bca1 100644
--- a/docs/Migrating.md
+++ b/docs/Migrating.md
@@ -29,6 +29,7 @@ The versions can be found in
 * Replace `Academy.RegisterSideChannel` with `SideChannelUtils.RegisterSideChannel()`.
 * Replace `Academy.UnregisterSideChannel` with `SideChannelUtils.UnregisterSideChannel`.
 
+
 ## Migrating from 0.14 to 0.15
 
 ### Important changes
diff --git a/ml-agents/mlagents/trainers/agent_processor.py b/ml-agents/mlagents/trainers/agent_processor.py
index cf3604e304..edacc4da32 100644
--- a/ml-agents/mlagents/trainers/agent_processor.py
+++ b/ml-agents/mlagents/trainers/agent_processor.py
@@ -89,7 +89,6 @@ def add_experiences(
             self._process_step(
                 terminal_step, global_id, terminal_steps.agent_id_to_index[local_id]
             )
-
         # Iterate over all the decision steps
         for ongoing_step in decision_steps.values():
             local_id = ongoing_step.agent_id
diff --git a/ml-agents/mlagents/trainers/env_manager.py b/ml-agents/mlagents/trainers/env_manager.py
index 47bb687ef3..b8f6771e29 100644
--- a/ml-agents/mlagents/trainers/env_manager.py
+++ b/ml-agents/mlagents/trainers/env_manager.py
@@ -17,7 +17,6 @@
 AllStepResult = Dict[BehaviorName, Tuple[DecisionSteps, TerminalSteps]]
 AllGroupSpec = Dict[BehaviorName, BehaviorSpec]
 
-
 logger = get_logger(__name__)