1 files changed, 3 insertions, 1 deletions
diff --git a/test/tsan/java_finalizer.cc b/test/tsan/java_finalizer.cc
index d5c6a22d1e16..acbbf08ad711 100644
--- a/test/tsan/java_finalizer.cc
+++ b/test/tsan/java_finalizer.cc
@@ -2,13 +2,14 @@
 #include "java.h"
 
 void *Thread(void *p) {
-  sleep(1);
+  barrier_wait(&barrier);
   __tsan_java_finalize();
   *(int*)p = 42;
   return 0;
 }
 
 int main() {
+  barrier_init(&barrier, 2);
   int const kHeapSize = 1024 * 1024;
   jptr jheap = (jptr)malloc(kHeapSize + 8) + 8;
   __tsan_java_init(jheap, kHeapSize);
@@ -17,6 +18,7 @@ int main() {
   pthread_t th;
   pthread_create(&th, 0, Thread, (void*)jheap);
   *(int*)jheap = 43;
+  barrier_wait(&barrier);
   pthread_join(th, 0);
   __tsan_java_free(jheap, kBlockSize);
   fprintf(stderr, "DONE\n");