diff --git a/pkgs/applications/networking/browsers/tor-browser-bundle-bin/default.nix b/pkgs/applications/networking/browsers/tor-browser-bundle-bin/default.nix
index 980c90a91ee..cb2b8e944fc 100644
--- a/pkgs/applications/networking/browsers/tor-browser-bundle-bin/default.nix
+++ b/pkgs/applications/networking/browsers/tor-browser-bundle-bin/default.nix
@@ -299,6 +299,7 @@ stdenv.mkDerivation rec {
       \
       PULSE_SERVER="\''${PULSE_SERVER:-}" \
       PULSE_COOKIE="\''${PULSE_COOKIE:-}" \
+      TOR_SKIP_LAUNCH="\''${TOR_SKIP_LAUNCH:-}" \
       \
       GST_PLUGIN_SYSTEM_PATH="${optionalString mediaSupport gstPluginsPath}" \
       GST_REGISTRY="/dev/null" \