diff --git a/contracts/exchange-libs/CHANGELOG.json b/contracts/exchange-libs/CHANGELOG.json
index 93d58e811b..a3605be7d0 100644
--- a/contracts/exchange-libs/CHANGELOG.json
+++ b/contracts/exchange-libs/CHANGELOG.json
@@ -47,6 +47,18 @@
             {
                 "note": "Remove LibEIP712ExchangeDomainConstants and LibEIP712 contracts",
                 "pr": 1753
+            },
+            {
+                "note": "Add `LibExchangeRichErrorDecoder` contract.",
+                "pr": TODO
+            },
+            {
+                "note": "Break out types/interaces from `MExchangeRichErrors` into `MExchangeRichErrorTypes`.",
+                "pr": TODO
+            },
+            {
+                "note": "Reorder some revert error parameters for consistency",
+                "pr": TODO
             }
         ],
         "timestamp": 1563006338
diff --git a/contracts/utils/CHANGELOG.json b/contracts/utils/CHANGELOG.json
index baf3855422..1cca77844d 100644
--- a/contracts/utils/CHANGELOG.json
+++ b/contracts/utils/CHANGELOG.json
@@ -13,6 +13,10 @@
             {
                 "note": "Add `RichErrors` and `mixins/MRichErrors`",
                 "pr": 1761
+            },
+            {
+                "note": "Break out types/interaces from `MRichErrors` into `MRichErrorTypes`.",
+                "pr": TODO
             }
         ]
     },
diff --git a/packages/order-utils/CHANGELOG.json b/packages/order-utils/CHANGELOG.json
index db712f0423..609dc3b454 100644
--- a/packages/order-utils/CHANGELOG.json
+++ b/packages/order-utils/CHANGELOG.json
@@ -25,6 +25,10 @@
             {
                 "note": "Add `SignatureWalletOrderValidatorError` type to `ExchangeRevertErrors`",
                 "pr": 1774
+            },
+            {
+                "note": "Reorder parameters of some `RevertError` types to match smart contracts.",
+                "pr": TODO
             }
         ]
     },