diff --git a/lib/functions.sh b/lib/functions.sh
index 12661c7..bee6eda 100644
--- a/lib/functions.sh
+++ b/lib/functions.sh
@@ -404,7 +404,7 @@ start_service() {
           # friends don't exist in the mariadb container
 	  # FIXME we should fix this properly instead of applying this workaround
 	  # some time.
-          docker exec -ti $SERVICE apt update
+          docker exec $SERVICE apt update
         fi
         ((RETRY--))
         sleep 7