diff --git a/pkgs/applications/office/libreoffice/src-still/override.nix b/pkgs/applications/office/libreoffice/src-still/override.nix
index e309e800f21e..110a52ed9f96 100644
--- a/pkgs/applications/office/libreoffice/src-still/override.nix
+++ b/pkgs/applications/office/libreoffice/src-still/override.nix
@@ -8,8 +8,4 @@ attrs:
     (lib.enableFeature kdeIntegration "kf5")
   ];
   patches = [ ../xdg-open-brief.patch ];
-  postPatch = attrs.postPatch + ''
-    substituteInPlace shell/source/unix/exec/shellexec.cxx \
-      --replace /usr/bin/xdg-open ${if kdeIntegration then "kde-open5" else "xdg-open"}
-  '';
 }