diff --git a/ext/date/date.gemspec b/ext/date/date.gemspec
index 0407a0c60b..ddb9608f4e 100644
--- a/ext/date/date.gemspec
+++ b/ext/date/date.gemspec
@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 Gem::Specification.new do |s|
   s.name = "date"
-  s.version = '1.0.0'
+  s.version = '2.0.0'
   s.summary = "A subclass of Object includes Comparable module for handling dates."
   s.description = "A subclass of Object includes Comparable module for handling dates."