diff --git a/sw/airborne/firmwares/rotorcraft/main.c b/sw/airborne/firmwares/rotorcraft/main.c
index 060367961d..beb36fcb31 100644
--- a/sw/airborne/firmwares/rotorcraft/main.c
+++ b/sw/airborne/firmwares/rotorcraft/main.c
@@ -83,7 +83,7 @@ PRINT_CONFIG_VAR(PERIODIC_FREQUENCY)
 PRINT_CONFIG_VAR(TELEMETRY_FREQUENCY)
 
 #ifndef MODULES_FREQUENCY
-#define MODULES_FREQUENCY 512
+#define MODULES_FREQUENCY PERIODIC_FREQUENCY
 #endif
 PRINT_CONFIG_VAR(MODULES_FREQUENCY)