diff --git a/ra_aid/prompts/planning_prompts.py b/ra_aid/prompts/planning_prompts.py
index 4746688..ecb18e6 100644
--- a/ra_aid/prompts/planning_prompts.py
+++ b/ra_aid/prompts/planning_prompts.py
@@ -82,5 +82,7 @@ DO NOT WRITE ANY FILES YET. CODE WILL BE WRITTEN AS YOU CALL request_task_implem
 
 DO NOT USE run_shell_command TO WRITE ANY FILE CONTENTS! USE request_task_implementation.
 
+WORK AND TEST INCREMENTALLY, AND RUN MULTIPLE IMPLEMENTATION TASKS WHERE APPROPRIATE.
+
 NEVER ANNOUNCE WHAT YOU ARE DOING, JUST DO IT!
 """
\ No newline at end of file