diff --git a/GameLib.Plugin/GameLib.Plugin.Gog/GogGameFactory.cs b/GameLib.Plugin/GameLib.Plugin.Gog/GogGameFactory.cs
index e9c8049..3538d0e 100644
--- a/GameLib.Plugin/GameLib.Plugin.Gog/GogGameFactory.cs
+++ b/GameLib.Plugin/GameLib.Plugin.Gog/GogGameFactory.cs
@@ -99,7 +99,7 @@ private static GogGame AddExecutables(ILauncher launcher, GogGame game)
             return null;
         }
 
-        game.InstallDir = Path.GetDirectoryName(game.Executable) ?? string.Empty;
+        game.InstallDir = string.IsNullOrEmpty(game.Executable) ? string.Empty : Path.GetDirectoryName(game.Executable) ?? string.Empty;
         game.LaunchString = $"\"{launcher.Executable}\" /command=runGame /gameId={game.Id}";
         if (!string.IsNullOrEmpty(game.WorkingDir))
         {