diff --git a/Utils.cpp b/Utils.cpp
index 7bf8019..33dbaf6 100644
--- a/Utils.cpp
+++ b/Utils.cpp
@@ -766,7 +766,7 @@
         }
         pid_t timer_pid = fork();
         if (timer_pid == 0) {
-            sleep(timeout.count());
+            std::this_thread::sleep_for(timeout);
             _exit(ETIMEDOUT);
         }
         if (timer_pid == -1) {