diff --git a/packages/webpack-cli/lib/groups/resolveConfig.js b/packages/webpack-cli/lib/groups/resolveConfig.js
index 75b72c6809d..392ab39393d 100644
--- a/packages/webpack-cli/lib/groups/resolveConfig.js
+++ b/packages/webpack-cli/lib/groups/resolveConfig.js
@@ -214,7 +214,7 @@ const finalize = async (moduleObj, args) => {
         process.exit(2);
     }
 
-    newOptionsObject['options'] = Array.isArray(configs) && configs.length > 1 ? configs : configs[0];
+    newOptionsObject['options'] = configs.length > 1 ? configs : configs[0];
 
     return newOptionsObject;
 };