CHANGELOG.rdoc in csv_builder-2.1.2 vs CHANGELOG.rdoc in csv_builder-2.1.3

@@ -1,4 +1,8 @@
+== 2.1.3 release 2021-02-07
+
+* Ruby 3.0 compatibility (Uwe Kubosch)
+
 == 2.1.2 release 2019-10-25
 
 * Fix deprecation for Rails 6 single-arity template handlers (Prajjwal Singh)
 
 == 2.1.1 release 2012-07-15