diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5e1f42b2..cd9d5743 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,9 +1,9 @@
-## Unreleased
+## Changes in 2.0.0
 
 ### Breaking Changes
 
 * Fix `recursive_on_duplicate_key_update` doesn't work with non-standard
-  association name. The documentation for the
+  association name. Thanks to @jacob-carlborg-apoex via \#852. The documentation for the
   `:recursive_on_duplicate_key_update` option specifies that the hash key is
   the association name. But previously the name of associated table was used to
   look up the options. Now the behavior matches the documentation and the name
diff --git a/lib/activerecord-import/version.rb b/lib/activerecord-import/version.rb
index 1696ef78..88fbf06e 100644
--- a/lib/activerecord-import/version.rb
+++ b/lib/activerecord-import/version.rb
@@ -2,6 +2,6 @@
 
 module ActiveRecord
   module Import
-    VERSION = "1.8.1"
+    VERSION = "2.0.0"
   end
 end