diff --git a/Directory.Build.props b/Directory.Build.props
index 5fb8849de..59efc0cbe 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -1,6 +1,6 @@
 <Project>
   <PropertyGroup>
-    <VersionPrefix>9.0.0-preview.3</VersionPrefix>
+    <VersionPrefix>9.0.0-preview.4</VersionPrefix>
     <LangVersion>latest</LangVersion>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     <AnalysisLevel>latest</AnalysisLevel>