diff --git a/System.Collections.Immutable/src/Properties/AssemblyInfo.cs b/System.Collections.Immutable/src/Properties/AssemblyInfo.cs
index 9a658ee..8cb86f0 100644
--- a/System.Collections.Immutable/src/Properties/AssemblyInfo.cs
+++ b/System.Collections.Immutable/src/Properties/AssemblyInfo.cs
@@ -15,7 +15,7 @@
 [assembly: AssemblyCompany("Microsoft Corporation")]
 [assembly: AssemblyVersion("1.1.0.0")]
 [assembly: AssemblyFileVersion("1.1.34.0")]
-[assembly: AssemblyInformationalVersion("1.1.34-dev")]
+[assembly: AssemblyInformationalVersion("1.1.34-rc")]
 
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCulture("")]
diff --git a/build/version.ps1 b/build/version.ps1
index 6ada19d..41ed389 100644
--- a/build/version.ps1
+++ b/build/version.ps1
@@ -1 +1 @@
-$Version = "1.1.34-dev"
+$Version = "1.1.34-rc"