diff --git a/packages/asset-swapper/CHANGELOG.json b/packages/asset-swapper/CHANGELOG.json
index e1020e000e..df0e525d13 100644
--- a/packages/asset-swapper/CHANGELOG.json
+++ b/packages/asset-swapper/CHANGELOG.json
@@ -6,7 +6,8 @@
                 "note": "Capture sampler metrics",
                 "pr": 374
             }
-        ]
+        ],
+        "timestamp": 1638228231
     },
     {
         "version": "16.37.0",
diff --git a/packages/asset-swapper/CHANGELOG.md b/packages/asset-swapper/CHANGELOG.md
index 15840562c7..6bbcb0110e 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
 
+## v16.38.0 - _November 29, 2021_
+
+    * Capture sampler metrics (#374)
+
 ## v16.37.0 - _November 19, 2021_
 
     * Changed Sushiswap router address (#373)