diff --git a/docs/installation.txt b/docs/installation.txt
index 54ef7f9d06..48e43f7bc6 100644
--- a/docs/installation.txt
+++ b/docs/installation.txt
@@ -19,7 +19,7 @@ To install the mongo gem manually:
 
 .. code-block:: sh
 
-  gem install mongo -v 2.12.2
+  gem install mongo -v 2.12.3
 
 
 What's New
diff --git a/lib/mongo/version.rb b/lib/mongo/version.rb
index 735eefcfaa..d4495c7d8a 100644
--- a/lib/mongo/version.rb
+++ b/lib/mongo/version.rb
@@ -17,5 +17,5 @@ module Mongo
   # The current version of the driver.
   #
   # @since 2.0.0
-  VERSION = '2.12.2'.freeze
+  VERSION = '2.12.3'.freeze
 end