diff --git a/packages/types/CHANGELOG.json b/packages/types/CHANGELOG.json
index 6d9f83c575..ecab7e9d6d 100644
--- a/packages/types/CHANGELOG.json
+++ b/packages/types/CHANGELOG.json
@@ -1,4 +1,14 @@
 [
+    {
+        "version": "1.3.0",
+        "changes": [
+            {
+                "note":
+                    "Add the `SimpleContractArtifact` type, which describes the artifact format published in the `@0x/contract-artifacts` package",
+                "pr": 1298
+            }
+        ]
+    },
     {
         "version": "1.2.1",
         "changes": [