diff --git a/lib/mastodon/version.rb b/lib/mastodon/version.rb
index a6fa0ddd6..8ce31de51 100644
--- a/lib/mastodon/version.rb
+++ b/lib/mastodon/version.rb
@@ -17,7 +17,7 @@ module Mastodon
     end
 
     def pre
-      'rc5'
+      'rc6'
     end
 
     def flags