--- a/README.txt
+++ b/README.txt
@@ -3,17 +3,17 @@ project pages with documentation can be 
 
     https://developer.mozilla.org/en/Mozilla_Source_Code_Directory_Structure
 
 For information on how to build Mozilla from the source code, see:
 
     http://developer.mozilla.org/en/docs/Build_Documentation
 
 To have your bug fix / feature added to Mozilla, you should create a patch and
-submit it to Bugzilla (http://bugzilla.mozilla.org). Instructions are at:
+submit it to Bugzilla (https://bugzilla.mozilla.org). Instructions are at:
 
     http://developer.mozilla.org/en/docs/Creating_a_patch
     http://developer.mozilla.org/en/docs/Getting_your_patch_in_the_tree
 
 If you have a question about developing Mozilla, and can't find the solution
 on http://developer.mozilla.org, you can try asking your question in a
 mozilla.* Usenet group, or on IRC at irc.mozilla.org. [The Mozilla news groups
 are accessible on Google Groups, or news.mozilla.org with a NNTP reader.]