diff --git a/install/vst-install.sh b/install/vst-install.sh
index 4a9fe94d..1d2aca60 100644
--- a/install/vst-install.sh
+++ b/install/vst-install.sh
@@ -533,6 +533,7 @@ echo -e "[client]\npassword='$mpass'\n" > /root/.my.cnf
 mysql -e "DELETE FROM mysql.user WHERE User=''"
 mysql -e "DROP DATABASE test"
 mysql -e "DELETE FROM mysql.db WHERE Db='test' OR Db='test\\_%'"
+mysql -e "DELETE FROM mysql.user WHERE user='' or password='';"
 mysql -e "FLUSH PRIVILEGES"
 
 # Bind configuration