diff --git a/src/os/process_pool.cc b/src/os/process_pool.cc
index b71c3c1f7d..77233d2e50 100644
--- a/src/os/process_pool.cc
+++ b/src/os/process_pool.cc
@@ -435,7 +435,7 @@ void ProcessPool::stop(Worker *worker) {
     }
 
     if (onWorkerExit) {
-        reactor->set_end_callback(Reactor::PRIORITY_TRY_EXIT, [&](Reactor *reactor) {
+        reactor->set_end_callback(Reactor::PRIORITY_TRY_EXIT, [this, worker](Reactor *reactor) {
             onWorkerExit(this, worker);
             if (reactor->if_exit()) {
                 reactor->running = false;