diff --git a/package-debian.sh b/package-debian.sh
index 54e39144..5b4f141c 100644
--- a/package-debian.sh
+++ b/package-debian.sh
@@ -615,9 +615,9 @@ update-desktop-database /usr/share/applications >/dev/null 2>&1 || true
 if command -v gtk-update-icon-cache >/dev/null 2>&1; then
   gtk-update-icon-cache -f /usr/share/icons/hicolor >/dev/null 2>&1 || true
 fi
-pkill --uid 785 || true
-userdel v2rayn-core || true
-groupdel v2rayn || true
+pgrep --uid 785 && pkill --uid 785
+id -u 785 && userdel v2rayn-core
+getent group v2rayn && groupdel v2rayn
 exit 0
 EOF