diff --git a/ArduPlane/commands_logic.pde b/ArduPlane/commands_logic.pde
index bbc35ea710..10e0de23dc 100644
--- a/ArduPlane/commands_logic.pde
+++ b/ArduPlane/commands_logic.pde
@@ -210,10 +210,6 @@ static bool verify_command(const AP_Mission::Mission_Command& cmd)        // Ret
         return verify_change_alt();
         break;
 
-    case WAIT_COMMAND:
-        return false;
-        break;
-
     // do commands (always return true)
     case MAV_CMD_DO_CHANGE_SPEED:
     case MAV_CMD_DO_SET_HOME:
diff --git a/ArduPlane/defines.h b/ArduPlane/defines.h
index 5d96b62ff0..02ee6aefcf 100644
--- a/ArduPlane/defines.h
+++ b/ArduPlane/defines.h
@@ -95,13 +95,6 @@ enum ChannelMixing {
     MIXING_DNDN     = 4
 };
 
-// Commands - Note that APM now uses a subset of the MAVLink protocol
-// commands.  See enum MAV_CMD in the GCS_Mavlink library
-#define CMD_BLANK 0 // there is no command stored in the mem location
-                    // requested
-#define NO_COMMAND 0
-#define WAIT_COMMAND 255
-
 
 //repeating events
 #define NO_REPEAT 0