diff --git a/compiler-rt/lib/tsan/rtl/tsan_libdispatch.cc b/compiler-rt/lib/tsan/rtl/tsan_libdispatch.cc
--- a/compiler-rt/lib/tsan/rtl/tsan_libdispatch.cc
+++ b/compiler-rt/lib/tsan/rtl/tsan_libdispatch.cc
@@ -322,9 +322,15 @@
   return result;
 }
 
+TSAN_INTERCEPTOR(void, dispatch_group_enter, dispatch_group_t group) {
+  SCOPED_TSAN_INTERCEPTOR(dispatch_group_enter, group);
+  Acquire(thr, pc, (uptr)group);
+  REAL(dispatch_group_enter)(group);
+}
+
 TSAN_INTERCEPTOR(void, dispatch_group_leave, dispatch_group_t group) {
   SCOPED_TSAN_INTERCEPTOR(dispatch_group_leave, group);
-  // Acquired in the group noticifaction callback in dispatch_group_notify[_f].
+  // Acquired in the group notification callback in dispatch_group_notify[_f].
   Release(thr, pc, (uptr)group);
   REAL(dispatch_group_leave)(group);
 }
@@ -739,6 +745,7 @@
   INTERCEPT_FUNCTION(dispatch_semaphore_signal);
   INTERCEPT_FUNCTION(dispatch_semaphore_wait);
   INTERCEPT_FUNCTION(dispatch_group_wait);
+  INTERCEPT_FUNCTION(dispatch_group_enter);
   INTERCEPT_FUNCTION(dispatch_group_leave);
   INTERCEPT_FUNCTION(dispatch_group_async);
   INTERCEPT_FUNCTION(dispatch_group_async_f);