diff --git a/google-cloud-datastore/CHANGELOG.md b/google-cloud-datastore/CHANGELOG.md
index be7f8afa108a..e9d0f3afc518 100644
--- a/google-cloud-datastore/CHANGELOG.md
+++ b/google-cloud-datastore/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Release History
 
+### 2.2.1 / 2021-07-08
+
+#### Documentation
+
+* Update AUTHENTICATION.md in handwritten packages
+
 ### 2.2.0 / 2021-03-10
 
 #### Features
diff --git a/google-cloud-datastore/lib/google/cloud/datastore/version.rb b/google-cloud-datastore/lib/google/cloud/datastore/version.rb
index 4c6552b7a7f6..426c17f66477 100644
--- a/google-cloud-datastore/lib/google/cloud/datastore/version.rb
+++ b/google-cloud-datastore/lib/google/cloud/datastore/version.rb
@@ -16,7 +16,7 @@
 module Google
   module Cloud
     module Datastore
-      VERSION = "2.2.0".freeze
+      VERSION = "2.2.1".freeze
     end
   end
 end