diff --git a/packages/asset-swapper/CHANGELOG.json b/packages/asset-swapper/CHANGELOG.json
index 94d899afee..6a35f48d0f 100644
--- a/packages/asset-swapper/CHANGELOG.json
+++ b/packages/asset-swapper/CHANGELOG.json
@@ -6,7 +6,8 @@
                 "note": "Fix fill amount rounding error when covnerting fills to orders.",
                 "pr": 296
             }
-        ]
+        ],
+        "timestamp": 1627572227
     },
     {
         "version": "16.23.0",
diff --git a/packages/asset-swapper/CHANGELOG.md b/packages/asset-swapper/CHANGELOG.md
index 34c62f66d1..1ba0fcc74f 100644
--- a/packages/asset-swapper/CHANGELOG.md
+++ b/packages/asset-swapper/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v16.23.1 - _July 29, 2021_
+
+    * Fix fill amount rounding error when covnerting fills to orders. (#296)
+
 ## v16.23.0 - _July 16, 2021_
 
     * ACryptoS (#284)