diff --git a/code/game/objects/items/apc_frame.dm b/code/game/objects/items/apc_frame.dm
index a3e78db27f..e3ed4d7245 100644
--- a/code/game/objects/items/apc_frame.dm
+++ b/code/game/objects/items/apc_frame.dm
@@ -13,7 +13,7 @@
 	if(get_dist(on_wall,user)>1)
 		return
 	var/ndir = get_dir(on_wall, user)
-	if(ndir in GLOB.cardinals)
+	if(!(ndir in GLOB.cardinals))
 		return
 	var/turf/T = get_turf(user)
 	var/area/A = get_area(T)