diff --git a/code/modules/atmospherics/machinery/portable/canister.dm b/code/modules/atmospherics/machinery/portable/canister.dm
index ad0f7927a4..bb5b1506e4 100644
--- a/code/modules/atmospherics/machinery/portable/canister.dm
+++ b/code/modules/atmospherics/machinery/portable/canister.dm
@@ -202,8 +202,8 @@
 	filled = 1
 	release_pressure = ONE_ATMOSPHERE*2
 
-/obj/machinery/portable_atmospherics/canister/Initialize(mapload, datum/gas_mixture/existing_mixture)
-	. = ..()
+/obj/machinery/portable_atmospherics/canister/New(datum/gas_mixture/existing_mixture)
+	..()
 	if(existing_mixture)
 		air_contents.copy_from(existing_mixture)
 	else