diff --git a/apps/px4io/controls.c b/apps/px4io/controls.c
index 21b4edcc37..3cc7140de5 100644
--- a/apps/px4io/controls.c
+++ b/apps/px4io/controls.c
@@ -173,8 +173,8 @@ controls_tick() {
 				/* scale to fixed-point representation (-10000..10000) */
 				scaled *= 20;
 
-				ASSERT(scaled >= -15000);
-				ASSERT(scaled <= 15000);
+				ASSERT(scaled >= -50000);
+				ASSERT(scaled <= 50000);
 
 				if (conf[PX4IO_P_RC_CONFIG_OPTIONS] & PX4IO_P_RC_CONFIG_OPTIONS_REVERSE)
 					scaled = -scaled;