diff --git a/devtools/server/css-logic.js b/devtools/server/css-logic.js
index 35a65216cdae..42d288579645 100644
--- a/devtools/server/css-logic.js
+++ b/devtools/server/css-logic.js
@@ -34,8 +34,6 @@ const DevToolsUtils = require("devtools/shared/DevToolsUtils");
 const nodeConstants = require("devtools/shared/dom-node-constants");
 const {l10n, isContentStylesheet, shortSource, FILTER, STATUS} = require("devtools/shared/inspector/css-logic");
 
-loader.lazyRequireGetter(this, "CSSLexer", "devtools/shared/css/lexer");
-
 /**
  * @param {function} isInherited A function that determines if the CSS property
  *                   is inherited.