diff --git a/lib/rspec/mocks/version.rb b/lib/rspec/mocks/version.rb
index 801664d3c..19757d0f8 100644
--- a/lib/rspec/mocks/version.rb
+++ b/lib/rspec/mocks/version.rb
@@ -1,7 +1,7 @@
 module RSpec
   module Mocks
     module Version
-      STRING = '2.7.0'
+      STRING = '2.8.0.rc1'
     end
   end
 end