diff --git a/ModuleManager/PostPatchLoader.cs b/ModuleManager/PostPatchLoader.cs
index d850e4e1..1bccce78 100644
--- a/ModuleManager/PostPatchLoader.cs
+++ b/ModuleManager/PostPatchLoader.cs
@@ -222,7 +222,7 @@ private void LoadModdedPhysics()
 
             logger.Info("Setting modded physics as the active one");
 
-            PhysicsGlobals.PhysicsDatabaseFilename = physicsFile;
+            PhysicsGlobals.PhysicsDatabaseFilename = physicsPath;
 
             if (!PhysicsGlobals.Instance.LoadDatabase())
                 logger.Error("Something went wrong while setting the active physics config.");
diff --git a/ModuleManager/Properties/AssemblyInfo.cs b/ModuleManager/Properties/AssemblyInfo.cs
index e4e038f0..12a660e1 100644
--- a/ModuleManager/Properties/AssemblyInfo.cs
+++ b/ModuleManager/Properties/AssemblyInfo.cs
@@ -17,7 +17,7 @@
 // The form "{Major}.{Minor}.*" will automatically update the build and revision,
 // and "{Major}.{Minor}.{Build}.*" will update just the revision.
 
-[assembly: AssemblyVersion("4.2.2")]
+[assembly: AssemblyVersion("4.2.3")]
 [assembly: KSPAssembly("ModuleManager", 2, 5)]
 
 // The following attributes are used to specify the signing key for the assembly, 
diff --git a/ModuleManager/Utils/FileUtils.cs b/ModuleManager/Utils/FileUtils.cs
index 818d3cc6..fcf04482 100644
--- a/ModuleManager/Utils/FileUtils.cs
+++ b/ModuleManager/Utils/FileUtils.cs
@@ -12,7 +12,7 @@ public static string FileSHA(string filename)
             if (!File.Exists(filename)) throw new FileNotFoundException("File does not exist", filename);
 
             using SHA256 sha = SHA256.Create();
-            using FileStream fs = File.Open(filename, FileMode.Open, FileAccess.Read);
+            using FileStream fs = File.Open(filename, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
             byte[] data = sha.ComputeHash(fs);
 
             return data.ToHex();