diff --git a/code/game/machinery/doors/windowdoor.dm b/code/game/machinery/doors/windowdoor.dm
index 3954bf6f521..ba44acc126b 100644
--- a/code/game/machinery/doors/windowdoor.dm
+++ b/code/game/machinery/doors/windowdoor.dm
@@ -355,7 +355,7 @@
 	AddElement(/datum/element/rust)
 	set_armor(/datum/armor/none)
 	take_damage(get_integrity() * 0.5)
-	modify_max_integrity(max_integrity * 0.5)
+	modify_max_integrity(initial(max_integrity) * 0.2)
 
 /obj/machinery/door/window/should_atmos_process(datum/gas_mixture/air, exposed_temperature)
 	return (exposed_temperature > T0C + (reinf ? 1600 : 800))
diff --git a/code/game/objects/structures/window.dm b/code/game/objects/structures/window.dm
index 90b8ec87b38..e8e06cf3417 100644
--- a/code/game/objects/structures/window.dm
+++ b/code/game/objects/structures/window.dm
@@ -623,7 +623,7 @@ MAPPING_DIRECTIONAL_HELPERS(/obj/structure/window/reinforced/unanchored/spawner,
 	AddElement(/datum/element/rust)
 	set_armor(/datum/armor/none)
 	take_damage(get_integrity() * 0.5)
-	modify_max_integrity(max_integrity * 0.5)
+	modify_max_integrity(initial(max_integrity) * 0.2)
 
 /obj/structure/window/plasma
 	name = "plasma window"