diff --git a/firmware/controllers/algo/engine_types.h b/firmware/controllers/algo/engine_types.h
index a0b21b027c..5c9150099f 100644
--- a/firmware/controllers/algo/engine_types.h
+++ b/firmware/controllers/algo/engine_types.h
@@ -357,7 +357,7 @@ typedef enum {
 	 * see also TT_ONE a bit below
 	 */
 	TT_ONE_PLUS_ONE = 16,
-	// VVT for 2JZ
+	// VVT for 2JZ, see VVT_2JZ
 	TT_VVT_JZ = 17,
 	// just one channel with just one tooth
 	TT_ONE = 18,