diff --git a/Resources/Prototypes/Entities/Structures/Windows/window.yml b/Resources/Prototypes/Entities/Structures/Windows/window.yml
index 3d1a1b3be78..25ad8919505 100644
--- a/Resources/Prototypes/Entities/Structures/Windows/window.yml
+++ b/Resources/Prototypes/Entities/Structures/Windows/window.yml
@@ -72,7 +72,7 @@
         acts: [ "Destruction" ]
   - type: Airtight
   - type: IconSmooth
-    key: windows
+    key: walls
     base: window
   - type: InteractionPopup
     interactSuccessString: comp-window-knock