diff --git a/pkgship.spec b/pkgship.spec
index 637b5ed..371dc5f 100644
--- a/pkgship.spec
+++ b/pkgship.spec
@@ -10,7 +10,7 @@ BuildArch:      noarch
 
 BuildRequires: python3-flask-restful python3-flask python3 python3-pyyaml python3-sqlalchemy
 BuildRequires: python3-prettytable python3-requests python3-flask-session python3-flask-script python3-marshmallow
-BuildRequires: python3-pandas python3-dateutil python3-XlsxWriter python3-xlrd python3-Flask-APScheduler
+BuildRequires: python3-pandas python3-dateutil python3-XlsxWriter python3-xlrd python3-Flask-APScheduler python3-retrying
 Requires: python3-pip python3-flask-restful python3-flask python3 python3-pyyaml
 Requires: python3-sqlalchemy python3-prettytable python3-requests
 Requires: python3-pyinstaller python3-flask-session python3-flask-script python3-marshmallow python3-uWSGI