diff --git a/packages/asset-swapper/CHANGELOG.json b/packages/asset-swapper/CHANGELOG.json
index 17a33721af..6b8757b912 100644
--- a/packages/asset-swapper/CHANGELOG.json
+++ b/packages/asset-swapper/CHANGELOG.json
@@ -6,7 +6,8 @@
                 "note": "IronSwap",
                 "pr": 281
             }
-        ]
+        ],
+        "timestamp": 1626214787
     },
     {
         "version": "16.21.0",
diff --git a/packages/asset-swapper/CHANGELOG.md b/packages/asset-swapper/CHANGELOG.md
index 736bae7155..d662a69490 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
 
+## v16.22.0 - _July 13, 2021_
+
+    * IronSwap (#281)
+
 ## v16.21.0 - _July 10, 2021_
 
     * JetSwap (#280)