Index: lib/redmine.rb
===================================================================
--- lib/redmine.rb      (revision 39)
+++ lib/redmine.rb      (working copy)
@@ -165,7 +165,7 @@
   activity.register :news
   activity.register :documents, :class_name => %w(Document Attachment)
   activity.register :files, :class_name => 'Attachment'
-  activity.register :wiki_edits, :class_name => 'WikiContent::Version', :default => false
+  activity.register :wiki_edits, :class_name => 'WikiContent::Version', :default => true
   activity.register :messages, :default => false
   activity.register :time_entries, :default => false
 end