diff --git a/code/game/objects/structures/displaycase.dm b/code/game/objects/structures/displaycase.dm
index 31563e9a0fc..845780b2bfd 100644
--- a/code/game/objects/structures/displaycase.dm
+++ b/code/game/objects/structures/displaycase.dm
@@ -301,6 +301,8 @@
 		return
 	if(user.combat_mode)
 		return ..()
+	if(W.tool_behaviour == TOOL_WELDER && !broken)
+		return ..()
 
 	if(user.is_holding_item_of_type(/obj/item/key/displaycase))
 		if(added_roundstart)