diff --git a/lib/Server.js b/lib/Server.js
index b1ef0125a5..5a7d456b5f 100644
--- a/lib/Server.js
+++ b/lib/Server.js
@@ -424,8 +424,8 @@ class Server {
     }
     // CLI pass options as array, we should normalize them
     else if (
-      Array.isArray(this.options.allowedHosts) &&
-      this.options.allowedHosts.includes("all")
+      Array.isArray(options.allowedHosts) &&
+      options.allowedHosts.includes("all")
     ) {
       options.allowedHosts = "all";
     }