diff --git a/loki/transform/dependency_transform.py b/loki/transform/dependency_transform.py
index 438b78b76..e8bd71d97 100644
--- a/loki/transform/dependency_transform.py
+++ b/loki/transform/dependency_transform.py
@@ -155,7 +155,7 @@ def transform_subroutine(self, routine, **kwargs):
                 return
 
             # Change the name of kernel routines
-            if routine.is_function and not routine.result_name:
+            if routine.is_function and routine.result_name.lower() == routine.name.lower():
                 self.update_result_var(routine)
             routine.name += self.suffix
             if item: