diff --git a/contracts/zero-ex/CHANGELOG.json b/contracts/zero-ex/CHANGELOG.json
index f38fbe5ac2..7285977115 100644
--- a/contracts/zero-ex/CHANGELOG.json
+++ b/contracts/zero-ex/CHANGELOG.json
@@ -32,15 +32,15 @@
             },
             {
                 "note": "Add `IUniswapV2Feature`",
-                "pr": "TODO"
+                "pr": 2657
             },
             {
                 "note": "Rename all feature contracts to have `Feature` suffix",
-                "pr": "TODO"
+                "pr": 2657
             },
             {
                 "note": "Return `IZeroExContract` in `fullMigrateAsync()`",
-                "pr": "TODO"
+                "pr": 2657
             }
         ]
     },
diff --git a/packages/asset-swapper/CHANGELOG.json b/packages/asset-swapper/CHANGELOG.json
index 85b3890512..085a7b21fe 100644
--- a/packages/asset-swapper/CHANGELOG.json
+++ b/packages/asset-swapper/CHANGELOG.json
@@ -92,7 +92,7 @@
             },
             {
                 "note": "Use `IZeroExContract` in EP swap quote consumer.",
-                "pr": "TODO"
+                "pr": 2657
             }
         ]
     },
diff --git a/packages/migrations/CHANGELOG.json b/packages/migrations/CHANGELOG.json
index f8aaafb220..64c9ef9ea7 100644
--- a/packages/migrations/CHANGELOG.json
+++ b/packages/migrations/CHANGELOG.json
@@ -16,7 +16,7 @@
             },
             {
                 "note": "Update EP migration.",
-                "pr": "TODO"
+                "pr": 2657
             }
         ]
     },