diff --git a/Jint/Runtime/Modules/SourceTextModuleRecord.cs b/Jint/Runtime/Modules/SourceTextModuleRecord.cs
index a49be169ef..358163cb08 100644
--- a/Jint/Runtime/Modules/SourceTextModuleRecord.cs
+++ b/Jint/Runtime/Modules/SourceTextModuleRecord.cs
@@ -307,6 +307,7 @@ protected override void InitializeEnvironment()
                 var fd = new JintFunctionDefinition(_engine, d);
                 env.CreateMutableBinding(fn, true);
                 var fo = realm.Intrinsics.Function.InstantiateFunctionObject(fd, env);
+                if (fn == "*default*") fo.SetFunctionName("default");
                 env.InitializeBinding(fn, fo);
             }
         }