diff --git a/build/Targets/Versions.props b/build/Targets/Versions.props
index 8cf2c80d434ed938dc8c3b5f6c85d48d871cafc6..6e0a427d5a696ac5ff005f671b1b3c14735a8cb8 100644
--- a/build/Targets/Versions.props
+++ b/build/Targets/Versions.props
@@ -17,7 +17,7 @@
     <!-- The release moniker for our packages.  Developers should use "dev" and official builds pick the branch
          moniker listed below -->
     <RoslynNuGetMoniker Condition="'$(RoslynNuGetMoniker)' == ''">dev</RoslynNuGetMoniker>
-    <RoslynNuGetMoniker Condition="'$(OfficialBuild)' == 'true'">beta8</RoslynNuGetMoniker> 
+    <RoslynNuGetMoniker Condition="'$(OfficialBuild)' == 'true'">beta9</RoslynNuGetMoniker> 
 
     <!-- This is the base of the NuGet versioning for prerelease packages -->
     <NuGetPreReleaseVersion>$(RoslynFileVersionBase)-$(RoslynNuGetMoniker)</NuGetPreReleaseVersion>