diff --git a/java/com/google/gerrit/server/query/change/ChangeData.java b/java/com/google/gerrit/server/query/change/ChangeData.java
index c6beac4..8459b9f 100644
--- a/java/com/google/gerrit/server/query/change/ChangeData.java
+++ b/java/com/google/gerrit/server/query/change/ChangeData.java
@@ -975,7 +975,7 @@
       }
 
       draftsByUser = new HashMap<>();
-      for (Ref ref : commentsUtil.getDraftRefs(notes.getChangeId())) {
+      for (Ref ref : commentsUtil.getDraftRefs(notes().getChangeId())) {
         Account.Id account = Account.Id.fromRefSuffix(ref.getName());
         if (account != null
             // Double-check that any drafts exist for this user after
diff --git a/java/com/google/gerrit/server/query/change/EqualsLabelPredicate.java b/java/com/google/gerrit/server/query/change/EqualsLabelPredicate.java
index 62b1144..6997e02 100644
--- a/java/com/google/gerrit/server/query/change/EqualsLabelPredicate.java
+++ b/java/com/google/gerrit/server/query/change/EqualsLabelPredicate.java
@@ -107,7 +107,15 @@
       return false;
     }
 
-    if (account != null && !account.equals(approver)) {
+    if (account != null
+        && !account.equals(approver)
+        && !account.equals(ChangeQueryBuilder.OWNER_ACCOUNT_ID)) {
+      return false;
+    }
+
+    if (account != null
+        && account.equals(ChangeQueryBuilder.OWNER_ACCOUNT_ID)
+        && !cd.change().getOwner().equals(approver)) {
       return false;
     }