diff --git a/src/modules/px4iofirmware/controls.c b/src/modules/px4iofirmware/controls.c
index 99570d1056..091be1a209 100644
--- a/src/modules/px4iofirmware/controls.c
+++ b/src/modules/px4iofirmware/controls.c
@@ -51,7 +51,6 @@
 
 #include "px4io.h"
 
-#define RC_FAILSAFE_TIMEOUT		2000000		/**< two seconds failsafe timeout */
 #define RC_CHANNEL_HIGH_THRESH		5000	/* 75% threshold */
 #define RC_CHANNEL_LOW_THRESH		-8000	/* 10% threshold */