diff --git a/browser/components/preferences/in-content/tests/browser_privacypane_1.js b/browser/components/preferences/in-content/tests/browser_privacypane_1.js
index e254bd1c94a9..cd64fa2cf060 100644
--- a/browser/components/preferences/in-content/tests/browser_privacypane_1.js
+++ b/browser/components/preferences/in-content/tests/browser_privacypane_1.js
@@ -2,6 +2,8 @@
  * http://creativecommons.org/publicdomain/zero/1.0/ */
 
 function test() {
+  requestLongerTimeout(2);
+
   let loader = Cc["@mozilla.org/moz/jssubscript-loader;1"].
                getService(Ci.mozIJSSubScriptLoader);