diff --git a/src/joystick/controller_type.h b/src/joystick/controller_type.h
index 0f19fca..9a091d3 100644
--- a/src/joystick/controller_type.h
+++ b/src/joystick/controller_type.h
@@ -667,7 +667,7 @@
 
 #undef MAKE_CONTROLLER_ID
 
-static inline int GetDefaultDeadzoneSizeForControllerType( EControllerType eControllerType )
+static SDL_INLINE int GetDefaultDeadzoneSizeForControllerType( EControllerType eControllerType )
 {
 	switch ( eControllerType )
 	{