CHANGELOG.md in aws-sdk-transfer-1.39.0 vs CHANGELOG.md in aws-sdk-transfer-1.40.0

@@ -1,7 +1,12 @@
 Unreleased Changes
 ------------------
 
+1.40.0 (2021-09-28)
+------------------
+
+* Feature - Added changes for managed workflows feature APIs.
+
 1.39.0 (2021-09-02)
 ------------------
 
 * Feature - AWS Transfer Family introduces Managed Workflows for creating, executing, monitoring, and standardizing post file transfer processing
 
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