1 files changed, 2 insertions, 2 deletions
diff --git a/src/mongo/db/op_observer.h b/src/mongo/db/op_observer.h
index e42f9533939..030521b9f4d 100644
--- a/src/mongo/db/op_observer.h
+++ b/src/mongo/db/op_observer.h
@@ -99,8 +99,8 @@ struct IndexCollModInfo {
     boost::optional<bool> hidden;
     boost::optional<bool> oldHidden;
     boost::optional<bool> unique;
-    boost::optional<bool> disallowNewDuplicateKeys;
-    boost::optional<bool> oldDisallowNewDuplicateKeys;
+    boost::optional<bool> prepareUnique;
+    boost::optional<bool> oldPrepareUnique;
     std::string indexName;
 };