diff --git a/lib/bson/version.rb b/lib/bson/version.rb
index 6e0715229..66f70960b 100644
--- a/lib/bson/version.rb
+++ b/lib/bson/version.rb
@@ -13,5 +13,5 @@
 # limitations under the License.
 
 module BSON
-  VERSION = "4.0.4".freeze
+  VERSION = "4.1.0".freeze
 end