diff --git a/flake.nix b/flake.nix
index 3fc20ab..8ae5afd 100644
--- a/flake.nix
+++ b/flake.nix
@@ -124,7 +124,6 @@
                 [ -x "$PROOT_BIN" ] || { echo "proot not found/executable: $PROOT_BIN" >&2; exit 127; }
                 [ -x "$EXTRACT_DIR''${APP_REL}" ] || { echo "app not found/executable: $EXTRACT_DIR''${APP_REL}" >&2; exit 127; }
       
-                # DNS for Android/termux (no /etc/resolv.conf in root)
                 mkdir -p "$EXTRACT_DIR/etc"
                 cat > "$EXTRACT_DIR/etc/resolv.conf" <<'EOF'
                 nameserver 9.9.9.9
@@ -133,24 +132,14 @@
                 nameserver 1.0.0.1
                 EOF
       
-                # run proot (no exec so trap can clean). Set BUNDLE_EXEC=1 to exec instead.
-                if [ "''${BUNDLE_EXEC:-0}" = 1 ]; then
-                  exec "''${PROOT_BIN}" \
-                    -R / \
-                    -b "$EXTRACT_DIR/nix:/nix" \
-                    -b "$EXTRACT_DIR/etc/resolv.conf:/etc/resolv.conf" \
-                    -b /dev -b /proc -b /sys \
-                    -w "$BUNDLE_PWD" \
-                    "$EXTRACT_DIR''${APP_REL}" "$@"
-                else
-                  "''${PROOT_BIN}" \
-                    -R / \
-                    -b "$EXTRACT_DIR/nix:/nix" \
-                    -b "$EXTRACT_DIR/etc/resolv.conf:/etc/resolv.conf" \
-                    -b /dev -b /proc -b /sys \
-                    -w "$BUNDLE_PWD" \
-                    "$EXTRACT_DIR''${APP_REL}" "$@"
-                fi
+                "''${PROOT_BIN}" \
+                  -R / \
+                  -b "$EXTRACT_DIR/nix:/nix" \
+                  -b "$EXTRACT_DIR/etc/resolv.conf:/etc/resolv.conf" \
+                  -b /dev -b /proc -b /sys \
+                  -w "$BUNDLE_PWD" \
+                  "$EXTRACT_DIR''${APP_REL}" "$@"
+                exit $?
       
                 __ARCHIVE_BELOW__
                 SH