diff --git a/language.version b/language.version
index bc1ebdef7..a851f9af5 100644
--- a/language.version
+++ b/language.version
@@ -1,3 +1,3 @@
 [default]
-SWWM_MODVER="\cyDEMOLITIONIST \cw1.3pre r963 \cu(Wed 27 Sep 21:01:44 CEST 2023)\c-";
-SWWM_SHORTVER="\cw1.3pre r963 \cu(2023-09-27 21:01:44)\c-";
+SWWM_MODVER="\cyDEMOLITIONIST \cw1.3pre r964 \cu(Thu 28 Sep 11:14:27 CEST 2023)\c-";
+SWWM_SHORTVER="\cw1.3pre r964 \cu(2023-09-28 11:14:27)\c-";
diff --git a/zscript/handler/swwm_handler_worldtick.zsc b/zscript/handler/swwm_handler_worldtick.zsc
index 11bf448b3..189efa2d6 100644
--- a/zscript/handler/swwm_handler_worldtick.zsc
+++ b/zscript/handler/swwm_handler_worldtick.zsc
@@ -310,7 +310,7 @@ extend Class SWWMHandler
 				continue;
 			if ( (a is 'Inventory') && (!a.bSPECIAL || Inventory(a).Owner || (a.GetClassName() == 'aas_token')) )	// autoautosave hotfix
 				continue;
-			if ( isproj && SWWMUtility.ValidProjectile(a) )
+			if ( isproj && !SWWMUtility.ValidProjectile(a) )
 				continue;
 			if ( (a is 'Chancebox') && (a.CurState != a.SpawnState) )
 				continue;