diff --git a/MSBuild/Robust.Engine.Version.props b/MSBuild/Robust.Engine.Version.props
index cefb83445..4280410d6 100644
--- a/MSBuild/Robust.Engine.Version.props
+++ b/MSBuild/Robust.Engine.Version.props
@@ -1,4 +1,4 @@
 <Project>

     <!-- This file automatically reset by Tools/version.py -->

-    <PropertyGroup><Version>155.0.0</Version></PropertyGroup>

+    <PropertyGroup><Version>156.0.0</Version></PropertyGroup>

 </Project>

diff --git a/RELEASE-NOTES.md b/RELEASE-NOTES.md
index 2265e0781..c13ba6f70 100644
--- a/RELEASE-NOTES.md
+++ b/RELEASE-NOTES.md
@@ -54,6 +54,13 @@ END TEMPLATE-->
 *None yet*
 
 
+## 156.0.0
+
+### Breaking changes
+
+* Revert container changes from 155.0.0.
+
+
 ## 155.0.0
 
 ### Breaking changes