diff --git a/INSTALL.TXT b/INSTALL.TXT
index 5f12e5ae..fa7bc361 100644
--- a/INSTALL.TXT
+++ b/INSTALL.TXT
@@ -22,7 +22,7 @@ If you need to setup Postfix to be able to handle Virtual Domains and Virtual
 Users check out:
 
   - the PostfixAdmin documentation in the DOCUMENTS/ directory
-  - our wiki at http://sourceforge.net/apps/mediawiki/postfixadmin/
+  - our wiki at https://sourceforge.net/p/postfixadmin/wiki/
 
 There are also lots of HOWTOs around the web. Be warned that many of them 
 (even those listed below) may be outdated or incomplete. 
diff --git a/config.inc.php b/config.inc.php
index 91b52a53..11639295 100644
--- a/config.inc.php
+++ b/config.inc.php
@@ -262,7 +262,7 @@ function maildir_name_hook($domain, $user) {
     PostfixAdmin, but it does not create it in the database. You have to do
     that yourself. 
     Please follow the naming policy for custom database fields and tables on
-    http://sourceforge.net/apps/mediawiki/postfixadmin/index.php?title=Custom_fields
+    https://sourceforge.net/p/postfixadmin/wiki/Custom_fields/
     to avoid clashes with future versions of PostfixAdmin.
 
     See initStruct() in the *Handler class for the default $struct.