diff --git a/scripts/generate_test_api.py b/scripts/generate_test_api.py
index d881caa32..c66cbcc85 100644
--- a/scripts/generate_test_api.py
+++ b/scripts/generate_test_api.py
@@ -6,6 +6,8 @@ Workflow:
   2. Extract everything between the START/END "CUT HERE" markers.
   3. Write that block to test/test_api/test_api.h.
   4. Run `pio run -e native-test -t exec`.
+  
+run with `python3 scripts/generate_test_api.py`
 """
 
 import subprocess