diff --git a/code/modules/reagents/chemistry/machinery/chem_heater.dm b/code/modules/reagents/chemistry/machinery/chem_heater.dm
index 849052f2141..3716715a2d6 100644
--- a/code/modules/reagents/chemistry/machinery/chem_heater.dm
+++ b/code/modules/reagents/chemistry/machinery/chem_heater.dm
@@ -78,8 +78,8 @@
 	if(!user)
 		return FALSE
 	if(beaker)
-		try_put_in_hand(beaker, user)
 		UnregisterSignal(beaker.reagents, COMSIG_REAGENTS_REACTION_STEP)
+		try_put_in_hand(beaker, user)
 		beaker = null
 	if(new_beaker)
 		beaker = new_beaker