diff --git a/Source/Editor/DualityEditor/DualityEditorApp.cs b/Source/Editor/DualityEditor/DualityEditorApp.cs
index e0d1059ef..280ba87bc 100644
--- a/Source/Editor/DualityEditor/DualityEditorApp.cs
+++ b/Source/Editor/DualityEditor/DualityEditorApp.cs
@@ -141,7 +141,7 @@ public static bool IsFirstEditorSession
 		public static DualityProjectSettings ProjectSettings
 		{
 			get { return projectSettings; }
-			set { projectSettings = value ?? new DualityProjectSettings(); }
+			set { projectSettings = value ?? throw new ArgumentNullException($"You cannot assign null to {nameof(ProjectSettings)}"); }
 		}
 
 		public static bool BackupsEnabled
diff --git a/Source/Editor/DualityEditor/Utility/DualityProjectSettings.cs b/Source/Editor/DualityEditor/Utility/DualityProjectSettings.cs
index 85e237898..37630cd1f 100644
--- a/Source/Editor/DualityEditor/Utility/DualityProjectSettings.cs
+++ b/Source/Editor/DualityEditor/Utility/DualityProjectSettings.cs
@@ -4,13 +4,7 @@ namespace Duality.Editor
 {
 	public class DualityProjectSettings
 	{
-		/// <summary>
-		/// [GET] Returns the path where this DualityApp's <see cref="DualityProjectSettings">application data</see> is located at.
-		/// </summary>
-		public static string ProjectSettingsPath
-		{
-			get { return "ProjectSettings.dat"; }
-		}
+		private static readonly string ProjectSettingsPath = "ProjectSettings.dat";
 
 		private string launcherPath = "DualityGame.exe";
 		public string LauncherPath