diff --git a/proto/audit/v1/audit_event.proto b/proto/audit/v1/audit_event.proto
index 20375ae..a8ca3a6 100644
--- a/proto/audit/v1/audit_event.proto
+++ b/proto/audit/v1/audit_event.proto
@@ -339,8 +339,7 @@ message AuthorizationInfo {
     (buf.validate.field).string.pattern = "^[a-z-]+(?:\\.[a-z-]+)*\\.[a-z-]+$"
   ];
 
-  // Whether or not authorization for `resource` and `permission`
-  // was granted.
+  // IAM permission check result.
   //
   // Required: false
   optional bool granted = 3;
@@ -523,8 +522,7 @@ message AttributeContext {
   // generally models semantics of an HTTP response.
   message Response {
 
-    // The number of items returned from a List or Query API method,
-    // if applicable.
+    // The number of items returned to the client if applicable.
     //
     // Required: false
     optional google.protobuf.Int64Value num_response_items = 1 [