diff --git a/language.version b/language.version
index e5a228d26..77df3c5b3 100644
--- a/language.version
+++ b/language.version
@@ -1,3 +1,3 @@
 [default]
-SWWM_MODVER="\cyDEMOLITIONIST \cw1.3pre r812 \cu(Mon 26 Jun 23:54:48 CEST 2023)\c-";
-SWWM_SHORTVER="\cw1.3pre r812 \cu(2023-06-26 23:54:48)\c-";
+SWWM_MODVER="\cyDEMOLITIONIST \cw1.3pre r813 \cu(Sat  1 Jul 14:10:36 CEST 2023)\c-";
+SWWM_SHORTVER="\cw1.3pre r813 \cu(2023-07-01 14:10:36)\c-";
diff --git a/zscript/handler/swwm_handler.zsc b/zscript/handler/swwm_handler.zsc
index b17a53c77..06e959e0a 100644
--- a/zscript/handler/swwm_handler.zsc
+++ b/zscript/handler/swwm_handler.zsc
@@ -150,8 +150,6 @@ Class SWWMHandler : EventHandler
 		while ( sv = si.Next() ) funtagsv.Push(sv);
 		si = ServiceIterator.Find("MergeMonsterService");
 		while ( sv = si.Next() ) mergemonstersv.Push(sv);
-		// session globals
-		gdat = SWWMGlobals.Get();
 		// start profiling
 		if ( swwm_profstart <= 0 ) return;
 		bprofiletics = profiletics = swwm_profstart;
diff --git a/zscript/handler/swwm_handler_worldload.zsc b/zscript/handler/swwm_handler_worldload.zsc
index ffc133c30..c57cbb81e 100644
--- a/zscript/handler/swwm_handler_worldload.zsc
+++ b/zscript/handler/swwm_handler_worldload.zsc
@@ -260,6 +260,9 @@ extend Class SWWMHandler
 
 	override void WorldLoaded( WorldEvent e )
 	{
+		// session globals must be loaded here
+		// (if we do it in OnRegister the existing thinker might not have been deserialized yet)
+		gdat = SWWMGlobals.Get();
 		if ( e.IsReopen ) return;
 		MapStartDialogues();
 		if ( gamestate != GS_TITLELEVEL )