diff --git a/mozilla/browser/app/profile/firefox.js b/mozilla/browser/app/profile/firefox.js
index 96a3f422169..0147721aa4b 100644
--- a/mozilla/browser/app/profile/firefox.js
+++ b/mozilla/browser/app/profile/firefox.js
@@ -418,11 +418,11 @@ pref("network.protocol-handler.expose.snews", false);
 pref("network.protocol-handler.expose.nntp", false);
 
 // Default security warning dialogs to show once.
-pref("security.warn_entering_secure.show_once", true);
+pref("security.warn_entering_secure.show_once", false);
 pref("security.warn_entering_weak.show_once", true);
-pref("security.warn_leaving_secure.show_once", true);
+pref("security.warn_leaving_secure.show_once", false);
 pref("security.warn_viewing_mixed.show_once", true);
-pref("security.warn_submit_insecure.show_once", true);
+pref("security.warn_submit_insecure.show_once", false);
 
 pref("accessibility.typeaheadfind", false);
 pref("accessibility.typeaheadfind.timeout", 5000);
diff --git a/mozilla/netwerk/base/public/security-prefs.js b/mozilla/netwerk/base/public/security-prefs.js
index 7fcaa16dd23..da20b3140ba 100644
--- a/mozilla/netwerk/base/public/security-prefs.js
+++ b/mozilla/netwerk/base/public/security-prefs.js
@@ -62,11 +62,11 @@ pref("security.ssl3.rsa_null_md5", false);
 pref("security.default_personal_cert",   "Select Automatically");
 pref("security.ask_for_password",        0);
 pref("security.password_lifetime",       30);
-pref("security.warn_entering_secure",    true);
+pref("security.warn_entering_secure",    false);
 pref("security.warn_entering_weak",      true);
-pref("security.warn_leaving_secure",     true);
+pref("security.warn_leaving_secure",     false);
 pref("security.warn_viewing_mixed",      true);
-pref("security.warn_submit_insecure",    true);
+pref("security.warn_submit_insecure",    false);
 
 pref("security.OCSP.enabled", 1);
 pref("security.OCSP.require", false);