diff --git a/source/blender/blenloader/intern/readfile.c b/source/blender/blenloader/intern/readfile.c
index 2935b118c3a..17567ae840a 100644
--- a/source/blender/blenloader/intern/readfile.c
+++ b/source/blender/blenloader/intern/readfile.c
@@ -6064,7 +6064,7 @@ static void direct_link_windowmanager(FileData *fd, wmWindowManager *wm)
 		win->lastcursor   = 0;
 		win->modalcursor  = 0;
 		win->grabcursor   = 0;
-		win->addmousemove = 0;
+		win->addmousemove = true;
 		win->multisamples = 0;
 		win->stereo3d_format = newdataadr(fd, win->stereo3d_format);