diff --git a/src/mon/Monitor.cc b/src/mon/Monitor.cc
index 7ca96da0ada..05191f29347 100644
--- a/src/mon/Monitor.cc
+++ b/src/mon/Monitor.cc
@@ -4940,8 +4940,8 @@ int Monitor::check_fsid()
 int Monitor::write_fsid()
 {
   MonitorDBStore::TransactionRef t(new MonitorDBStore::Transaction);
-  int r = write_fsid(t);
-  store->apply_transaction(t);
+  write_fsid(t);
+  int r = store->apply_transaction(t);
   return r;
 }