diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e3bbdca
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,16 @@
+*.suo
+*.cache
+*/Thumbs.db
+/Source/.vs/*
+/Source/CombatExtended/bin/*
+/Source/CombatExtended/obj/*
+/Source/CombatExtended/CombatExtended.csproj.user
+ 
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+*.DotSettings.user
+ 
+# Ignore RimWorld assemblies 
+Assembly-CSharp.dll 
+UnityEngine.dll 
diff --git a/About/About.xml b/About/About.xml
index 97d4335..a2be961 100644
--- a/About/About.xml
+++ b/About/About.xml
@@ -2,6 +2,6 @@
 <ModMetaData>
 	<name>Mass Graves</name>
 	<author>NoImageAvailable</author>
-	<targetVersion>0.17.1546</targetVersion>
-	<description>v0.17.1.0\n\nAdds mass graves to allow easier disposing of raider corpses.</description>
+	<targetVersion>0.18.1722</targetVersion>
+	<description>v0.18.1.0\n\nAdds mass graves to allow easier disposing of raider corpses.</description>
 </ModMetaData>
diff --git a/Assemblies/MassGraves.dll b/Assemblies/MassGraves.dll
index f027ac1..ae0a5a6 100644
Binary files a/Assemblies/MassGraves.dll and b/Assemblies/MassGraves.dll differ
diff --git a/Defs/Buildings_MassGrave.xml b/Defs/Buildings_MassGrave.xml
index c16ae71..aeeb3f7 100644
--- a/Defs/Buildings_MassGrave.xml
+++ b/Defs/Buildings_MassGrave.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8" ?>
-<Buildings>
+<Defs>
   
   <ThingDef Name="BuildingBase" Abstract="True">
     <category>Building</category>
@@ -28,7 +28,7 @@
     <building>
       <ai_chillDestination>false</ai_chillDestination>
       <isInert>true</isInert>
-      <preventDeterioration>true</preventDeterioration>
+      <preventDeteriorationInside>true</preventDeteriorationInside>
       <fixedStorageSettings>
         <filter>
           <categories>
@@ -94,4 +94,4 @@
     <designationCategory>Misc</designationCategory>
   </ThingDef>
   
-</Buildings>
\ No newline at end of file
+</Defs>
\ No newline at end of file
diff --git a/Source/MassGraves/MassGraves.csproj b/Source/MassGraves/MassGraves.csproj
index 5a837a4..579de95 100644
--- a/Source/MassGraves/MassGraves.csproj
+++ b/Source/MassGraves/MassGraves.csproj
@@ -38,7 +38,7 @@
       <Private>False</Private>
     </Reference>
     <Reference Include="Assembly-CSharp">
-      <HintPath>..\..\..\..\RimWorld1546Win_Data\Managed\Assembly-CSharp.dll</HintPath>
+      <HintPath>..\..\..\..\RimWorld1722Win_Data\Managed\Assembly-CSharp.dll</HintPath>
       <Private>False</Private>
     </Reference>
     <Reference Include="System" />
@@ -50,7 +50,7 @@
     <Reference Include="System.Net.Http" />
     <Reference Include="System.Xml" />
     <Reference Include="UnityEngine">
-      <HintPath>..\..\..\..\RimWorld1546Win_Data\Managed\UnityEngine.dll</HintPath>
+      <HintPath>..\..\..\..\RimWorld1722Win_Data\Managed\UnityEngine.dll</HintPath>
       <Private>False</Private>
     </Reference>
   </ItemGroup>
diff --git a/Source/MassGraves/obj/Debug/MassGraves.csproj.CopyComplete b/Source/MassGraves/obj/Debug/MassGraves.csproj.CopyComplete
new file mode 100644
index 0000000..e69de29
diff --git a/Source/MassGraves/obj/Debug/MassGraves.csproj.FileListAbsolute.txt b/Source/MassGraves/obj/Debug/MassGraves.csproj.FileListAbsolute.txt
new file mode 100644
index 0000000..86ca8d5
--- /dev/null
+++ b/Source/MassGraves/obj/Debug/MassGraves.csproj.FileListAbsolute.txt
@@ -0,0 +1,4 @@
+D:\Games\RimWorld1722Win\Mods\MassGraves\Assemblies\MassGraves.dll
+D:\Games\RimWorld1722Win\Mods\MassGraves\Source\MassGraves\obj\Debug\MassGraves.csprojResolveAssemblyReference.cache
+D:\Games\RimWorld1722Win\Mods\MassGraves\Source\MassGraves\obj\Debug\MassGraves.csproj.CoreCompileInputs.cache
+D:\Games\RimWorld1722Win\Mods\MassGraves\Source\MassGraves\obj\Debug\MassGraves.dll
diff --git a/Source/MassGraves/obj/Debug/MassGraves.dll b/Source/MassGraves/obj/Debug/MassGraves.dll
new file mode 100644
index 0000000..ae0a5a6
Binary files /dev/null and b/Source/MassGraves/obj/Debug/MassGraves.dll differ