diff --git a/packages/asset-swapper/CHANGELOG.json b/packages/asset-swapper/CHANGELOG.json
index ff24a3039c..0151b92a72 100644
--- a/packages/asset-swapper/CHANGELOG.json
+++ b/packages/asset-swapper/CHANGELOG.json
@@ -10,7 +10,8 @@
                 "note": "Update `Beethoven` Graphql url",
                 "pr": 383
             }
-        ]
+        ],
+        "timestamp": 1640124159
     },
     {
         "version": "16.41.0",
diff --git a/packages/asset-swapper/CHANGELOG.md b/packages/asset-swapper/CHANGELOG.md
index b14750cc60..d318526162 100644
--- a/packages/asset-swapper/CHANGELOG.md
+++ b/packages/asset-swapper/CHANGELOG.md
@@ -5,6 +5,11 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v16.42.0 - _December 21, 2021_
+
+    * `UniswapV3` support for `Polygon` (#382)
+    * Update `Beethoven` Graphql url (#383)
+
 ## v16.41.0 - _December 6, 2021_
 
     * Update mcusd contract address, and made celo native asset (#376)