diff --git a/code/game/machinery/atmoalter/canister.dm b/code/game/machinery/atmoalter/canister.dm
index 1d31b00dc09..ca7bbd75be6 100644
--- a/code/game/machinery/atmoalter/canister.dm
+++ b/code/game/machinery/atmoalter/canister.dm
@@ -278,8 +278,6 @@
 
 	if (href_list["remove_tank"])
 		if(holding)
-			if(istype(holding, /obj/item/weapon/tank))
-				holding.manipulated_by = usr.real_name
 			holding.loc = loc
 			holding = null