diff --git a/tools/tuning.py b/tools/tuning.py
index 29fda64..6b3d780 100644
--- a/tools/tuning.py
+++ b/tools/tuning.py
@@ -79,7 +79,7 @@
 try:
     with open(HEADER_FILE, "w") as file_ptr:
         file_ptr.write(
-            f"""#ifndef SRC_TUNING_H_
+            f"""#ifndef TUNING_H_
 #define TUNING_H_