diff --git a/libraries/AP_RCProtocol/AP_RCProtocol_SBUS.cpp b/libraries/AP_RCProtocol/AP_RCProtocol_SBUS.cpp
index f4cd31e92a..1ab64ffc99 100644
--- a/libraries/AP_RCProtocol/AP_RCProtocol_SBUS.cpp
+++ b/libraries/AP_RCProtocol/AP_RCProtocol_SBUS.cpp
@@ -72,7 +72,7 @@
 #define SBUS_SCALE_OFFSET (SBUS_TARGET_MIN - ((SBUS_TARGET_RANGE * SBUS_RANGE_MIN / SBUS_RANGE_RANGE)))
 
 #ifndef HAL_SBUS_FRAME_GAP
-#define HAL_SBUS_FRAME_GAP 4000U
+#define HAL_SBUS_FRAME_GAP 2000U
 #endif
 
 // constructor