diff --git a/spec/api-debugger-spec.js b/spec/api-debugger-spec.js
index ba98f5df03..ac9e1d7e4c 100644
--- a/spec/api-debugger-spec.js
+++ b/spec/api-debugger-spec.js
@@ -1,5 +1,4 @@
 const chai = require('chai')
-const assert = require('assert')
 const dirtyChai = require('dirty-chai')
 const http = require('http')
 const path = require('path')