diff --git a/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bundling.Abstractions/Volo/Abp/AspNetCore/Mvc/UI/Bundling/BundleFileContributor.cs b/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bundling.Abstractions/Volo/Abp/AspNetCore/Mvc/UI/Bundling/BundleFileContributor.cs
index f6b709c897..7f218e7fbf 100644
--- a/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bundling.Abstractions/Volo/Abp/AspNetCore/Mvc/UI/Bundling/BundleFileContributor.cs
+++ b/framework/src/Volo.Abp.AspNetCore.Mvc.UI.Bundling.Abstractions/Volo/Abp/AspNetCore/Mvc/UI/Bundling/BundleFileContributor.cs
@@ -16,7 +16,7 @@ public class BundleFileContributor : BundleContributor
     {
         foreach (var file in Files)
         {
-            context.Files.AddIfNotContains(file);
+            context.Files.AddIfNotContains(x => x.Equals(file, StringComparison.OrdinalIgnoreCase), () => file);
         }
     }
 }