diff --git a/src/controller/controldevice/controller/mapping/ControllerMapping.h b/src/controller/controldevice/controller/mapping/ControllerMapping.h
index c827e372a..646693765 100644
--- a/src/controller/controldevice/controller/mapping/ControllerMapping.h
+++ b/src/controller/controldevice/controller/mapping/ControllerMapping.h
@@ -5,10 +5,10 @@
 
 namespace Ship {
 
+#define MAPPING_TYPE_UNKNOWN -1
 #define MAPPING_TYPE_GAMEPAD 0
 #define MAPPING_TYPE_KEYBOARD 1
 #define MAPPING_TYPE_MOUSE 2
-#define MAPPING_TYPE_UNKNOWN 3
 
 class ControllerMapping {
   public: