1 files changed, 1 insertions, 1 deletions
diff --git a/Lib/threading.py b/Lib/threading.py
index aaece74e09..c98a006231 100644
--- a/Lib/threading.py
+++ b/Lib/threading.py
@@ -935,7 +935,7 @@ def _after_fork():
     new_active = {}
     current = current_thread()
     with _active_limbo_lock:
-        for thread in _active.values():
+        for thread in _enumerate():
             # Any lock/condition variable may be currently locked or in an
             # invalid state, so we reinitialize them.
             thread._reset_internal_locks()