diff --git a/SolutionInfo.cs b/SolutionInfo.cs
index 1249f61..4ed0f7b 100644
--- a/SolutionInfo.cs
+++ b/SolutionInfo.cs
@@ -9,4 +9,4 @@
 
 [assembly: AssemblyVersion("1.9.0")]
 [assembly: AssemblyFileVersion("1.9.0")]
-[assembly: AssemblyInformationalVersion("1.9.0-beta3")]
+[assembly: AssemblyInformationalVersion("1.9.0-beta4")]