diff --git a/src/Docfx.Build/TemplateProcessors/TemplateManager.cs b/src/Docfx.Build/TemplateProcessors/TemplateManager.cs
index b6bf77015ba..0cb5d0836a2 100644
--- a/src/Docfx.Build/TemplateProcessors/TemplateManager.cs
+++ b/src/Docfx.Build/TemplateProcessors/TemplateManager.cs
@@ -85,7 +85,7 @@ public void ProcessTheme(string outputDirectory, bool overwrite)
         }
     }
 
-    private bool TryExportResourceFiles(IEnumerable<string> resourceNames, string outputDirectory, bool overwrite, string? regexFilter = null)
+    private bool TryExportResourceFiles(List<string> resourceNames, string outputDirectory, bool overwrite, string? regexFilter = null)
     {
         ArgumentException.ThrowIfNullOrEmpty(outputDirectory);