diff --git a/src/events/SDL_pen.c b/src/events/SDL_pen.c
index 78e6b617c..3f545e56e 100644
--- a/src/events/SDL_pen.c
+++ b/src/events/SDL_pen.c
@@ -1058,6 +1058,7 @@ int SDL_PenModifyForWacomID(SDL_Pen *pen, Uint32 wacom_devicetype_id, Uint32 *ax
     }
 
     if (!name) {
+        *axis_flags = 0;
         return SDL_FALSE;
     }