diff --git a/lib/mastodon/version.rb b/lib/mastodon/version.rb
index 093485111..a490478cd 100644
--- a/lib/mastodon/version.rb
+++ b/lib/mastodon/version.rb
@@ -9,11 +9,11 @@ module Mastodon
     end
 
     def minor
-      4
+      5
     end
 
     def patch
-      3
+      0
     end
 
     def pre
@@ -21,7 +21,7 @@ module Mastodon
     end
 
     def flags
-      ''
+      'rc1'
     end
 
     def to_a