diff --git a/ChangeLog.md b/ChangeLog.md
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@@ -1,5 +1,10 @@
 ## Changes between 1.3.0 and 1.4.0
 
+### MongoDB Java Driver Update
+
+MongoDB Java driver dependency has been updated to 2.9.3.
+
+
 ### ClojureWerkz Support Upgrade
 
 ClojureWerkz Support dependency has been updated to version `0.8.0`.