diff --git a/lib/configuration.js b/lib/configuration.js
index 168aac225..5b748318c 100644
--- a/lib/configuration.js
+++ b/lib/configuration.js
@@ -15,7 +15,7 @@ module.exports.getConfiguration = function () {
   if (!configPath) {
     return config
   }
-  const ext = path.extname(configPath);
+  const ext = path.extname(configPath)
   if (ext === '.js' || ext === '.cjs') {
     const jsConfiguration = require(configPath)
     if (typeof jsConfiguration === 'function') {