diff --git a/bin/install-wp-tests.sh b/bin/install-wp-tests.sh
index d1c0663..46cf643 100755
--- a/bin/install-wp-tests.sh
+++ b/bin/install-wp-tests.sh
@@ -139,9 +139,9 @@ recreate_db() {
 }
 
 create_db() {
+	mysql -u root -p "${DB_PASS}" -e "FLUSH PRIVILEGES; GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY ''; FLUSH PRIVILEGES;"
 	mysqladmin create $DB_NAME --user="$DB_USER" --password="$DB_PASS" $EXTRA
-	mysql -u root -p "${DB_PASS}" -e "GRANT ALL PRIVILEGES ON *.* TO '${DB_USER}'@'localhost' IDENTIFIED BY '${DB_PASS}' WITH GRANT OPTION; FLUSH PRIVILEGES;"
-
+	mysql -u root -p "${DB_PASS}" -e "FLUSH PRIVILEGES; GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY ''; FLUSH PRIVILEGES;"
 }
 
 install_db() {