diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8c89e49b5..3f64d1d69 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -160,6 +160,8 @@ Thankyou! -->
     7. Added a `Preauth` `activity_id` to the `Authentication` class. #1018
     8. Added the `Security Control` profile to the `Datastore Activity` class. #1030
     9. Added `risk_details` to Detection Finding. #1032
+   10. Added `access_mask` to Entity Management class. #1090
+   11. Added `access_list` to Entity Management class. #1090
 
 * #### Profiles
     n/a
diff --git a/events/iam/entity_management.json b/events/iam/entity_management.json
index 77e9550a0..c33d0cfff 100644
--- a/events/iam/entity_management.json
+++ b/events/iam/entity_management.json
@@ -77,6 +77,14 @@
     "entity_result": {
       "group": "primary",
       "requirement": "recommended"
+    },
+    "access_mask": {
+      "group": "context",
+      "requirement": "optional"
+    },
+    "access_list": {
+      "group": "context",
+      "requirement": "optional"
     }
   }
 }