diff --git a/src/Directory.Build.props b/src/Directory.Build.props
index b16405633f..c4346a0603 100644
--- a/src/Directory.Build.props
+++ b/src/Directory.Build.props
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <Version>9.0.0</Version>
     <AssemblyVersion>9.0.0</AssemblyVersion>
-    <InformationalVersion>9.0.0-beta001</InformationalVersion>
+    <InformationalVersion>9.0.0-alpha004</InformationalVersion>
     <FileVersion>9.0.0</FileVersion>
     <LangVersion Condition="'$(LangVersion)' == ''">9.0</LangVersion>
     <NeutralLanguage>en-US</NeutralLanguage>