diff --git a/Assets/Scripts/ServerShared/ZoneGenerator.cs b/Assets/Scripts/ServerShared/ZoneGenerator.cs
index 948eb79ff..f75526adc 100644
--- a/Assets/Scripts/ServerShared/ZoneGenerator.cs
+++ b/Assets/Scripts/ServerShared/ZoneGenerator.cs
@@ -44,7 +44,7 @@ public static class ZoneGenerator
 	{
 		var pack = new ZonePack();
 
-		var random = new Random(unchecked((uint) galaxyZone.Name.GetHashCode()) ^ (uint) BitConverter.SingleToInt32Bits(hash(galaxyZone.Position)));
+		var random = new Random(unchecked((uint) galaxyZone.Name.GetHashCode()) ^ (uint) pcg3d(galaxyZone.Position).x);
 
 		var density = saturate(galaxy.Background.CloudDensity(galaxyZone.Position)/2);
 		pack.Radius = zoneSettings.ZoneRadius.Evaluate(density);
diff --git a/Directory.Build.props b/Directory.Build.props
index d8d359c6b..3bd4b9191 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <CultLibRoot Condition="'$(CultLibRoot)' == '' and '$(CULTLIB_ROOT)' != ''">$(CULTLIB_ROOT)</CultLibRoot>
     <CultLibRoot Condition="'$(CultLibRoot)' == ''">$(MSBuildThisFileDirectory)..\CultLib</CultLibRoot>
-    <CultLibRevision>f0605367e0d7e57941a57bacb0b8cb8d893073be</CultLibRevision>
+    <CultLibRevision>0f2c1f04ef66a8b85c507747c508960ff1417ae0</CultLibRevision>
     <GitExecutable Condition="'$(GitExecutable)' == '' and Exists('C:\Program Files\Git\cmd\git.exe')">C:\Program Files\Git\cmd\git.exe</GitExecutable>
     <GitExecutable Condition="'$(GitExecutable)' == ''">git</GitExecutable>
   </PropertyGroup>
diff --git a/Packages/manifest.json b/Packages/manifest.json
index 2b9bf1f6b..104c90df3 100644
--- a/Packages/manifest.json
+++ b/Packages/manifest.json
@@ -50,6 +50,6 @@
     "com.unity.modules.vr": "1.0.0",
     "com.unity.modules.wind": "1.0.0",
     "com.unity.modules.xr": "1.0.0",
-    "org.gamecult.cultmath": "https://github.com/GameCult/CultLib.git?path=/packages/cultmath/unity/org.gamecult.cultmath#cultmath-unity-v0.2.1"
+    "org.gamecult.cultmath": "https://github.com/GameCult/CultLib.git?path=/packages/cultmath/unity/org.gamecult.cultmath#cultmath-unity-v0.2.3"
   }
 }
diff --git a/Packages/packages-lock.json b/Packages/packages-lock.json
index 6ea384cf2..dcde8fc0f 100644
--- a/Packages/packages-lock.json
+++ b/Packages/packages-lock.json
@@ -243,11 +243,11 @@
       "url": "https://packages.unity.com"
     },
     "org.gamecult.cultmath": {
-      "version": "https://github.com/GameCult/CultLib.git?path=/packages/cultmath/unity/org.gamecult.cultmath#cultmath-unity-v0.2.1",
+      "version": "https://github.com/GameCult/CultLib.git?path=/packages/cultmath/unity/org.gamecult.cultmath#cultmath-unity-v0.2.3",
       "depth": 0,
       "source": "git",
       "dependencies": {},
-      "hash": "f0605367e0d7e57941a57bacb0b8cb8d893073be"
+      "hash": "0f2c1f04ef66a8b85c507747c508960ff1417ae0"
     },
     "com.unity.modules.accessibility": {
       "version": "1.0.0",