diff --git a/src/System.Management.Automation/engine/Modules/ImportModuleCommand.cs b/src/System.Management.Automation/engine/Modules/ImportModuleCommand.cs
index 15e8bfe6a9..05357bbb5e 100644
--- a/src/System.Management.Automation/engine/Modules/ImportModuleCommand.cs
+++ b/src/System.Management.Automation/engine/Modules/ImportModuleCommand.cs
@@ -1371,7 +1371,7 @@ namespace Microsoft.PowerShell.Commands
             }
         }
 
-        private bool IsPs1xmlFileHelper_IsPresentInEntries(RemoteDiscoveryHelper.CimModuleFile cimModuleFile, IEnumerable<string> manifestEntries)
+        private bool IsPs1xmlFileHelper_IsPresentInEntries(RemoteDiscoveryHelper.CimModuleFile cimModuleFile, List<string> manifestEntries)
         {
             const string ps1xmlExt = ".ps1xml";
             string fileName = cimModuleFile.FileName;