diff --git a/src/Microsoft.AspNetCore.Blazor.Templates/SetPackageProperties.targets b/src/Microsoft.AspNetCore.Blazor.Templates/SetPackageProperties.targets
index 1e44dd848d..4ea1d4f3e3 100644
--- a/src/Microsoft.AspNetCore.Blazor.Templates/SetPackageProperties.targets
+++ b/src/Microsoft.AspNetCore.Blazor.Templates/SetPackageProperties.targets
@@ -11,8 +11,8 @@
 
   <Target Name="SetTemplateJsonSymbolReplacements">
     <PropertyGroup>
-      <IncludeCustomRestoreSourcesValue Condition="'$(IsFinalBuild)' == 'true'">false</IncludeCustomRestoreSourcesValue>
-      <IncludeCustomRestoreSourcesValue Condition="'$(IsFinalBuild)' != 'true'">true</IncludeCustomRestoreSourcesValue>
+      <IncludeCustomRestoreSourcesValue>true</IncludeCustomRestoreSourcesValue>
+      <IncludeCustomRestoreSourcesValue Condition="'$(IsFinalBuild)' == 'true' AND '$(VersionSuffix)' == 'rtm'">false</IncludeCustomRestoreSourcesValue>
 
       <!--
         Properties here will be injected into the template config *.json files