diff --git a/lib/null_association/version.rb b/lib/null_association/version.rb
index 3efd55a..0d61384 100644
--- a/lib/null_association/version.rb
+++ b/lib/null_association/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module NullAssociation
-  VERSION = '0.0.1'
+  VERSION = '1.0.0-pre.1'
 end