diff --git a/netwerk/base/public/security-prefs.js b/netwerk/base/public/security-prefs.js
index 5d949edbe21..49ca7177c24 100644
--- a/netwerk/base/public/security-prefs.js
+++ b/netwerk/base/public/security-prefs.js
@@ -29,6 +29,8 @@ pref("security.warn_leaving_secure",     true);
 pref("security.warn_viewing_mixed",      true);
 pref("security.warn_submit_insecure",    true);
 
+pref("security.OCSP.enabled",		0);
+
 pref("security.ui.enable",    true);