diff --git a/modules/libpref/init/all.js b/modules/libpref/init/all.js
index 218d6aa495..44e69b3ba7 100644
--- a/modules/libpref/init/all.js
+++ b/modules/libpref/init/all.js
@@ -4988,7 +4988,7 @@ pref("network.captive-portal-service.maxInterval", 1500000); // 25 minutes
 pref("network.captive-portal-service.backoffFactor", "5.0");
 pref("network.captive-portal-service.enabled", false);
 
-pref("captivedetect.canonicalURL", "http://detectportal.firefox.com/success.txt");
+pref("captivedetect.canonicalURL", "http://detectportal.palemoon.org/success.txt");
 pref("captivedetect.canonicalContent", "success\n");
 pref("captivedetect.maxWaitingTime", 5000);
 pref("captivedetect.pollingTime", 3000);