diff --git a/language.version b/language.version
index b40f22d51..ca084fddb 100644
--- a/language.version
+++ b/language.version
@@ -1,3 +1,3 @@
 [default]
-SWWM_MODVER="\cyDEMOLITIONIST \cw1.3pre r422 \cu(Fri  9 Sep 12:47:11 CEST 2022)\c-";
-SWWM_SHORTVER="\cw1.3pre r422 \cu(2022-09-09 12:47:11)\c-";
+SWWM_MODVER="\cyDEMOLITIONIST \cw1.3pre r423 \cu(Fri  9 Sep 14:02:41 CEST 2022)\c-";
+SWWM_SHORTVER="\cw1.3pre r423 \cu(2022-09-09 14:02:41)\c-";
diff --git a/zscript/dlc1/swwm_notashotgun_fx.zsc b/zscript/dlc1/swwm_notashotgun_fx.zsc
index 43c768e7e..a0eccf18f 100644
--- a/zscript/dlc1/swwm_notashotgun_fx.zsc
+++ b/zscript/dlc1/swwm_notashotgun_fx.zsc
@@ -1038,7 +1038,7 @@ Class OnFire : Inventory
 				return;
 			}
 			// damage nearby actors
-			SWWMUtility.DoExplosion(Owner,amount,0,Owner.radius+40+amount/5,Owner.radius+20,DE_NOBLEED|DE_NOSPLASH|DE_HOWL|DE_CENTERHEIGHT|DE_NONEXPLOSIVE,'Fire',null,DMG_THRUSTLESS,instigator,self);
+			if ( amount > 0 ) SWWMUtility.DoExplosion(Owner,amount,0,Owner.radius+40+amount/5,Owner.radius+20,DE_NOBLEED|DE_NOSPLASH|DE_HOWL|DE_CENTERHEIGHT|DE_NONEXPLOSIVE,'Fire',null,DMG_THRUSTLESS,instigator,self);
 		}
 		double mult = max(Owner.radius,Owner.height)/30.;
 		if ( lite ) lite.A_SoundVolume(CHAN_VOICE,min(1.,mult*amount/80.));
@@ -1066,7 +1066,6 @@ Class OnFire : Inventory
 
 	static OnFire Apply( Actor victim, Actor instigator, int amount )
 	{
-		if ( amount <= 0 ) return null;
 		let t = OnFire(victim.FindInventory("OnFire"));
 		if ( t )
 		{