1 files changed, 6 insertions, 2 deletions
diff --git a/src/mongo/db/catalog/collection_impl.cpp b/src/mongo/db/catalog/collection_impl.cpp
index c028252f3b1..34aee68aa0b 100644
--- a/src/mongo/db/catalog/collection_impl.cpp
+++ b/src/mongo/db/catalog/collection_impl.cpp
@@ -229,10 +229,14 @@ bool doesMinMaxHaveMixedSchemaData(const BSONObj& min, const BSONObj& max) {
     return false;
 }
 
-bool isIndexCompatible(std::shared_ptr<IndexCatalogEntry> index, Timestamp readTimestamp) {
+bool isIndexCompatible(std::shared_ptr<IndexCatalogEntry> index,
+                       boost::optional<Timestamp> readTimestamp) {
     if (!index) {
         return false;
     }
+    if (!readTimestamp) {
+        return true;
+    }
 
     boost::optional<Timestamp> minVisibleSnapshot = index->getMinimumVisibleSnapshot();
     if (!minVisibleSnapshot) {
@@ -381,7 +385,7 @@ void CollectionImpl::init(OperationContext* opCtx) {
 
 Status CollectionImpl::initFromExisting(OperationContext* opCtx,
                                         const std::shared_ptr<Collection>& collection,
-                                        Timestamp readTimestamp) {
+                                        boost::optional<Timestamp> readTimestamp) {
     LOGV2_DEBUG(
         6825402, 1, "Initializing collection using shared state", logAttrs(collection->ns()));