diff --git a/eng/Versions.props b/eng/Versions.props
index f4ee39718f..e8100686b6 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -69,7 +69,7 @@
     <MicrosoftExtensionsDependencyModelPackageVersion>3.1.2</MicrosoftExtensionsDependencyModelPackageVersion>
     <MicrosoftNETCoreAppInternalPackageVersion>3.1.2-servicing.20067.4</MicrosoftNETCoreAppInternalPackageVersion>
     <MicrosoftNETCoreAppRefPackageVersion>3.1.0</MicrosoftNETCoreAppRefPackageVersion>
-    <MicrosoftAspNetCoreAppRefPackageVersion>3.1.2</MicrosoftAspNetCoreAppRefPackageVersion>
+    <MicrosoftAspNetCoreAppRefPackageVersion>3.1.0</MicrosoftAspNetCoreAppRefPackageVersion>
     <MicrosoftNETCoreAppRuntimewinx64PackageVersion>3.1.2</MicrosoftNETCoreAppRuntimewinx64PackageVersion>
     <NETStandardLibraryRefPackageVersion>2.1.0</NETStandardLibraryRefPackageVersion>
     <!-- Packages from dotnet/corefx -->
diff --git a/src/Components/Blazor/DevServer/src/runtimeconfig.template.json b/src/Components/Blazor/DevServer/src/runtimeconfig.template.json
new file mode 100644
index 0000000000..f022b7ffce
--- /dev/null
+++ b/src/Components/Blazor/DevServer/src/runtimeconfig.template.json
@@ -0,0 +1,3 @@
+{
+  "rollForwardOnNoCandidateFx": 2
+}
\ No newline at end of file
diff --git a/src/Components/Directory.Build.props b/src/Components/Directory.Build.props
index 227faf5fc0..0b1e44f2d6 100644
--- a/src/Components/Directory.Build.props
+++ b/src/Components/Directory.Build.props
@@ -14,7 +14,7 @@
 
     <!-- This property points to the latest released Microsoft.AspNetCore.App version it needs to be updated to
          target the latest patch before a preview release. -->
-    <LatestAspNetCoreReferenceVersion>3.1.2</LatestAspNetCoreReferenceVersion>
+    <LatestAspNetCoreReferenceVersion>$(MicrosoftAspNetCoreAppRefPackageVersion)</LatestAspNetCoreReferenceVersion>
 
     <ComponentsSharedSourceRoot>$(MSBuildThisFileDirectory)Shared\</ComponentsSharedSourceRoot>