diff --git a/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/WindowsNodeMangler.cs b/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/WindowsNodeMangler.cs
index 7e21cc44a2a..7c8bbe66a1f 100644
--- a/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/WindowsNodeMangler.cs
+++ b/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/WindowsNodeMangler.cs
@@ -95,7 +95,7 @@ public override string ExternMethod(string unmangledName, MethodDesc method)
             else
             {
                 Debug.Assert(method is Internal.TypeSystem.Ecma.EcmaMethod ecmaMethod && ecmaMethod.GetRuntimeExportName() != null);
-                callConv = UnmanagedCallingConventions.Cdecl;
+                return unmangledName;
             }
 
             int signatureBytes = 0;