diff --git a/src/tools/cephfs/cephfs-tool.cc b/src/tools/cephfs/cephfs-tool.cc
index 576b6481c02..3991deff010 100644
--- a/src/tools/cephfs/cephfs-tool.cc
+++ b/src/tools/cephfs/cephfs-tool.cc
@@ -426,6 +426,7 @@ bench_write_worker(
   ceph_pthread_setname(("wr-worker-" + std::to_string(thread_id)).c_str());
   auto duration_limit = std::chrono::seconds(config.duration);
 
+  ceph_pthread_setname(("wr-worker-" + std::to_string(thread_id)).c_str());
   if (config.per_thread_mount) {
     if (int rc = setup_mount(&cmount, config, ss); rc < 0) {
       ss << "Thread " << thread_id << " mount failed: " << strerror(-rc) << std::endl;
@@ -762,6 +763,7 @@ bench_read_worker(
   struct ceph_mount_info *cmount = shared_cmount;
   ceph_pthread_setname(("rd-worker-" + std::to_string(thread_id)).c_str());
   auto duration_limit = std::chrono::seconds(config.duration);
+  ceph_pthread_setname(("rd-worker-" + std::to_string(thread_id)).c_str());
 
   if (config.per_thread_mount) {
     if (int rc = setup_mount(&cmount, config, ss); rc < 0) {