diff --git a/Dotnet/AssetBundleManager.cs b/Dotnet/AssetBundleManager.cs
index 49c0b598..ef81ae4b 100644
--- a/Dotnet/AssetBundleManager.cs
+++ b/Dotnet/AssetBundleManager.cs
@@ -54,7 +54,7 @@ namespace VRCX
                 versionHex += b.ToString("X2");
             }
 
-            return versionHex.PadLeft(32, '0');
+            return versionHex.PadLeft(32, '0').ToLowerInvariant();
         }
 
         public (int, int) ReverseHexToDecimal(string hexString)
@@ -249,4 +249,4 @@ namespace VRCX
             return size;
         }
     }
-}
\ No newline at end of file
+}