1 files changed, 2 insertions, 1 deletions
diff --git a/src/mongo/s/request_types/migration_secondary_throttle_options.cpp b/src/mongo/s/request_types/migration_secondary_throttle_options.cpp
index c143fc9ea60..6142cff16d2 100644
--- a/src/mongo/s/request_types/migration_secondary_throttle_options.cpp
+++ b/src/mongo/s/request_types/migration_secondary_throttle_options.cpp
@@ -56,7 +56,8 @@ MigrationSecondaryThrottleOptions MigrationSecondaryThrottleOptions::create(
 MigrationSecondaryThrottleOptions MigrationSecondaryThrottleOptions::createWithWriteConcern(
     const WriteConcernOptions& writeConcern) {
     // Optimize on write concern, which makes no difference
-    if (writeConcern.wNumNodes <= 1 && writeConcern.wMode.empty()) {
+    if (stdx::holds_alternative<int64_t>(writeConcern.w) &&
+        stdx::get<int64_t>(writeConcern.w) <= 1) {
         return MigrationSecondaryThrottleOptions(kOff, boost::none);
     }