diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 1507fe245f..0d13ff31a6 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -9,9 +9,9 @@
 -->
 <Dependencies>
   <ProductDependencies>
-    <Dependency Name="Microsoft.AspNetCore.Blazor.Mono" Version="5.0.0-alpha1.19528.2">
+    <Dependency Name="Microsoft.AspNetCore.Blazor.Mono" Version="5.0.0-alpha1.19531.2">
       <Uri>https://github.com/aspnet/Blazor</Uri>
-      <Sha>109766852cdedfd07babca70c56b18a508228e1d</Sha>
+      <Sha>67c011629f56585c6a561dc4bdca70efc43579dd</Sha>
     </Dependency>
     <Dependency Name="Microsoft.AspNetCore.Razor.Language" Version="5.0.0-alpha1.19524.8">
       <Uri>https://github.com/aspnet/AspNetCore-Tooling</Uri>
diff --git a/eng/Versions.props b/eng/Versions.props
index 20a096c9a8..db763ada0c 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -94,7 +94,7 @@
     <!-- Only listed explicitly to workaround https://github.com/dotnet/cli/issues/10528 -->
     <MicrosoftNETCorePlatformsPackageVersion>5.0.0-alpha1.19520.7</MicrosoftNETCorePlatformsPackageVersion>
     <!-- Packages from aspnet/Blazor -->
-    <MicrosoftAspNetCoreBlazorMonoPackageVersion>5.0.0-alpha1.19528.2</MicrosoftAspNetCoreBlazorMonoPackageVersion>
+    <MicrosoftAspNetCoreBlazorMonoPackageVersion>5.0.0-alpha1.19531.2</MicrosoftAspNetCoreBlazorMonoPackageVersion>
     <!-- Packages from aspnet/Extensions -->
     <InternalAspNetCoreAnalyzersPackageVersion>5.0.0-alpha1.19530.2</InternalAspNetCoreAnalyzersPackageVersion>
     <MicrosoftAspNetCoreAnalyzerTestingPackageVersion>5.0.0-alpha1.19530.2</MicrosoftAspNetCoreAnalyzerTestingPackageVersion>