diff --git a/ArduCopter/flight_mode.cpp b/ArduCopter/flight_mode.cpp
index 7a8637fa43f..ad91d1c0533 100644
--- a/ArduCopter/flight_mode.cpp
+++ b/ArduCopter/flight_mode.cpp
@@ -295,7 +295,7 @@ bool Copter::mode_has_manual_throttle(uint8_t mode) {
 // mode_allows_arming - returns true if vehicle can be armed in the specified mode
 //  arming_from_gcs should be set to true if the arming request comes from the ground station
 bool Copter::mode_allows_arming(uint8_t mode, bool arming_from_gcs) {
-    if (mode_has_manual_throttle(mode) || mode == LOITER || mode == ALT_HOLD || mode == POSHOLD || (arming_from_gcs && mode == GUIDED)) {
+    if (mode_has_manual_throttle(mode) || mode == LOITER || mode == ALT_HOLD || mode == POSHOLD || mode == DRIFT || mode == SPORT || (arming_from_gcs && mode == GUIDED)) {
         return true;
     }
     return false;