1 files changed, 1 insertions, 1 deletions
diff --git a/src/mongo/s/stale_exception.cpp b/src/mongo/s/stale_exception.cpp
index 42fc136e1b4..67e8c7b8ba8 100644
--- a/src/mongo/s/stale_exception.cpp
+++ b/src/mongo/s/stale_exception.cpp
@@ -44,7 +44,7 @@ MONGO_INIT_REGISTER_ERROR_EXTRA_INFO(StaleDbRoutingVersion);
 boost::optional<ChunkVersion> extractOptionalVersion(const BSONObj& obj, StringData field) {
     auto swChunkVersion = ChunkVersion::parseLegacyWithField(obj, field);
     if (swChunkVersion == ErrorCodes::NoSuchKey)
-        return boost::none;
+        return ChunkVersion::UNSHARDED();
     return uassertStatusOK(std::move(swChunkVersion));
 }