diff --git a/Core/SteamLibrary.cs b/Core/SteamLibrary.cs
index b66ad7738..79b9547e1 100644
--- a/Core/SteamLibrary.cs
+++ b/Core/SteamLibrary.cs
@@ -169,7 +169,8 @@ public class NonSteamGame : GameBase
         public override GameBase NormalizeDir(string appPath)
         {
             GameDir = StartDir == null ? null
-                                       : new DirectoryInfo(CKANPathUtils.NormalizePath(StartDir.Trim('"')));
+                                       : Utilities.DefaultIfThrows(() =>
+                                           new DirectoryInfo(CKANPathUtils.NormalizePath(StartDir.Trim('"'))));
             return this;
         }
     }