diff --git a/src/hotspot/os/posix/os_posix.cpp b/src/hotspot/os/posix/os_posix.cpp
index c0a0c96222b..d46e1b09c81 100644
--- a/src/hotspot/os/posix/os_posix.cpp
+++ b/src/hotspot/os/posix/os_posix.cpp
@@ -2016,7 +2016,8 @@ void os::PlatformEvent::park() {       // AKA "down()"
     while (_event < 0) {
       // OS-level "spurious wakeups" are ignored
       status = pthread_cond_wait(_cond, _mutex);
-      assert_status(status == 0, status, "cond_wait");
+      assert_status(status == 0 MACOS_ONLY(|| status == ETIMEDOUT),
+                    status, "cond_wait");
     }
     --_nParked;
 
@@ -2211,7 +2212,8 @@ void Parker::park(bool isAbsolute, jlong time) {
   if (time == 0) {
     _cur_index = REL_INDEX; // arbitrary choice when not timed
     status = pthread_cond_wait(&_cond[_cur_index], _mutex);
-    assert_status(status == 0, status, "cond_timedwait");
+    assert_status(status == 0 MACOS_ONLY(|| status == ETIMEDOUT),
+                  status, "cond_wait");
   }
   else {
     _cur_index = isAbsolute ? ABS_INDEX : REL_INDEX;
diff --git a/src/hotspot/share/utilities/macros.hpp b/src/hotspot/share/utilities/macros.hpp
index 2beffea86ca..a9b02fbb032 100644
--- a/src/hotspot/share/utilities/macros.hpp
+++ b/src/hotspot/share/utilities/macros.hpp
@@ -418,6 +418,14 @@
 #define NOT_LINUX(code) code
 #endif
 
+#ifdef __APPLE__
+#define MACOS_ONLY(code) code
+#define NOT_MACOS(code)
+#else
+#define MACOS_ONLY(code)
+#define NOT_MACOS(code) code
+#endif
+
 #ifdef AIX
 #define AIX_ONLY(code) code
 #define NOT_AIX(code)