diff --git a/setup/start.sh b/setup/start.sh
index 6d2028022..0ee622ba1 100755
--- a/setup/start.sh
+++ b/setup/start.sh
@@ -222,7 +222,7 @@ set_progress "40" "Migrating data"
 sudo -u "${USER}" -H bash <<EOF
 set -eu
 cd "${BOX_SRC_DIR}"
-BOX_ENV=cloudron DATABASE_URL=mysql://root:${mysql_root_password}@localhost/box "${BOX_SRC_DIR}/node_modules/.bin/db-migrate" up
+BOX_ENV=cloudron DATABASE_URL=mysql://root:${mysql_root_password}@127.0.0.1/box "${BOX_SRC_DIR}/node_modules/.bin/db-migrate" up
 EOF
 
 echo "==> Creating cloudron.conf"
@@ -238,7 +238,7 @@ cat > "${CONFIG_DIR}/cloudron.conf" <<CONF_END
     "provider": "${arg_provider}",
     "isDemo": ${arg_is_demo},
     "database": {
-        "hostname": "localhost",
+        "hostname": "127.0.0.1",
         "username": "root",
         "password": "${mysql_root_password}",
         "port": 3306,
diff --git a/src/config.js b/src/config.js
index ffdc6c0a8..d67f7074e 100644
--- a/src/config.js
+++ b/src/config.js
@@ -97,7 +97,7 @@ function initConfig() {
         data.port = 5454;
         data.apiServerOrigin = 'http://localhost:6060'; // hock doesn't support https
         data.database = {
-            hostname: 'localhost',
+            hostname: '127.0.0.1',
             username: 'root',
             password: '',
             port: 3306,