diff --git a/Source/Client/MultiplayerGame.cs b/Source/Client/MultiplayerGame.cs
index ad9a1780..076f251e 100644
--- a/Source/Client/MultiplayerGame.cs
+++ b/Source/Client/MultiplayerGame.cs
@@ -123,7 +123,7 @@ public void ChangeRealPlayerFaction(int newFaction)
             ChangeRealPlayerFaction(Find.FactionManager.GetById(newFaction));
         }
 
-        public void ChangeRealPlayerFaction(Faction newFaction)
+        public void ChangeRealPlayerFaction(Faction newFaction, bool regenMapDrawers = true)
         {
             Log.Message($"Changing real player faction to {newFaction} from {myFaction}");
 
@@ -136,7 +136,8 @@ public void ChangeRealPlayerFaction(Faction newFaction)
 
             foreach (Map m in Find.Maps)
             {
-                m.mapDrawer.RegenerateEverythingNow();
+                if (regenMapDrawers)
+                    m.mapDrawer.RegenerateEverythingNow();
 
                 foreach (var t in m.listerThings.AllThings)
                     if (t is ThingWithComps tc)
diff --git a/Source/Client/Saving/SaveLoad.cs b/Source/Client/Saving/SaveLoad.cs
index e9e4a347..3e1b3b76 100644
--- a/Source/Client/Saving/SaveLoad.cs
+++ b/Source/Client/Saving/SaveLoad.cs
@@ -7,6 +7,7 @@
 using System.Threading;
 using System.Xml;
 using Multiplayer.Client.Saving;
+using Multiplayer.Client.Util;
 using UnityEngine;
 using Verse;
 using Verse.Profile;
@@ -45,9 +46,14 @@ public static TempGameData SaveAndReload()
 
             mapCmds[ScheduledCommand.Global] = Multiplayer.AsyncWorldTime.cmds;
 
-            DeepProfiler.Start("Multiplayer SaveAndReload: Save");
-            var gameData = SaveGameData();
-            DeepProfiler.End();
+            TempGameData gameData;
+            using (DeepProfilerWrapper.Section("Multiplayer SaveAndReload: Save"))
+            {
+                // When reloading in multifaction always save as the spectator faction to ensure determinism
+                if (Multiplayer.GameComp.multifaction)
+                    Multiplayer.game.ChangeRealPlayerFaction(Multiplayer.WorldComp.spectatorFaction, false);
+                gameData = SaveGameData();
+            }
 
             MapDrawerRegenPatch.copyFrom = drawers;
             WorldGridCachePatch.copyFrom = worldGridSaved;
diff --git a/Source/Client/Syncing/ImplSerialization.cs b/Source/Client/Syncing/ImplSerialization.cs
index 2bc8bc1d..b01c0b4e 100644
--- a/Source/Client/Syncing/ImplSerialization.cs
+++ b/Source/Client/Syncing/ImplSerialization.cs
@@ -19,6 +19,8 @@ public static void Init()
         Multiplayer.serialization.AddExplicitImplType(typeof(IThingHolder));
         Multiplayer.serialization.AddExplicitImplType(typeof(IReloadableComp));
         Multiplayer.serialization.AddExplicitImplType(typeof(Policy));
-        Multiplayer.serialization.AddExplicitImplType(typeof(PawnRoleSelectionWidgetBase<ILordJobRole>));
+
+        // todo for 1.5
+        // Multiplayer.serialization.AddExplicitImplType(typeof(PawnRoleSelectionWidgetBase<ILordJobRole>));
     }
 }
diff --git a/Source/Common/Version.cs b/Source/Common/Version.cs
index 8c5885a6..5bb57fcc 100644
--- a/Source/Common/Version.cs
+++ b/Source/Common/Version.cs
@@ -2,8 +2,8 @@ namespace Multiplayer.Common
 {
     public static class MpVersion
     {
-        public const string Version = "0.10";
-        public const int Protocol = 42;
+        public const string Version = "0.10.1";
+        public const int Protocol = 43;
 
         public const string ApiAssemblyName = "0MultiplayerAPI";