diff --git a/js/xpconnect/loader/mozJSComponentLoader.cpp b/js/xpconnect/loader/mozJSComponentLoader.cpp
index 6d94bbb9ee43..11f60c3a064b 100644
--- a/js/xpconnect/loader/mozJSComponentLoader.cpp
+++ b/js/xpconnect/loader/mozJSComponentLoader.cpp
@@ -1298,6 +1298,8 @@ mozJSComponentLoader::Import(JSContext* aCx, const nsACString& aLocation,
         NS_ENSURE_SUCCESS(rv, rv);
     }
 
+    AUTO_PROFILER_LABEL_DYNAMIC_NSCSTRING(
+      "mozJSComponentLoader::Import", JS, aLocation);
     ComponentLoaderInfo info(aLocation);
 
     rv = info.EnsureKey();