diff --git a/shells/objectgericht-project.nix b/shells/objectgericht-project.nix
index 3a4062e4..e1049269 100644
--- a/shells/objectgericht-project.nix
+++ b/shells/objectgericht-project.nix
@@ -28,10 +28,4 @@
       command = "mvn clean";
     }
   ];
-  env = [
-    {
-      name = "LD_PRELOAD";
-      value = "${pkgs.xorg.libXtst}/lib/libXtst.so.6";
-    }
-  ];
 }