diff --git a/scripts/upgrade b/scripts/upgrade
index d8d24b3..efc360c 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -75,6 +75,7 @@ fi
 pushd $install_dir
 	python3 -m venv $install_dir/venv
 	source $install_dir/venv/bin/activate
+        ynh_exec_warn_less pip install --upgrade pip
 	ynh_exec_warn_less pip install fittrackee==$fittrackee_version toml pyyaml
 popd