diff --git a/lib/bundler/version.rb b/lib/bundler/version.rb
index a0ef931d07991c..f2f6236cda4320 100644
--- a/lib/bundler/version.rb
+++ b/lib/bundler/version.rb
@@ -1,7 +1,7 @@
 # frozen_string_literal: false
 
 module Bundler
-  VERSION = "2.5.3".freeze
+  VERSION = "2.6.0.dev".freeze
 
   def self.bundler_major_version
     @bundler_major_version ||= VERSION.split(".").first.to_i
diff --git a/lib/rubygems.rb b/lib/rubygems.rb
index fa3da5cc1a4caf..fc016cf30e6913 100644
--- a/lib/rubygems.rb
+++ b/lib/rubygems.rb
@@ -9,7 +9,7 @@
 require "rbconfig"
 
 module Gem
-  VERSION = "3.5.3"
+  VERSION = "3.6.0.dev"
 end
 
 # Must be first since it unloads the prelude from 1.9.2