diff --git a/scripts/upgrade b/scripts/upgrade
index dfd266f..71f20b7 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -71,7 +71,7 @@ then
     ynh_secure_remove --file="$install_dir/dist"
     mv $install_dir/build/dist $install_dir
     pushd $install_dir/dist
-        ynh_replace_string --match_string="pipedapi\.kavin\.rocks" -replace_string="$domain\\/api" --target_file="assets/*"
+        ynh_replace_string --match_string="pipedapi\.kavin\.rocks" --replace_string="$domain\\/api" --target_file="assets/*"
     popd
     chown -R $app:www-data "$install_dir/dist"
     chmod -R 755 "$install_dir/dist"