1 files changed, 1 insertions, 0 deletions
diff --git a/ractor.h b/ractor.h
index 640fc62ff5..10d7ba8325 100644
--- a/ractor.h
+++ b/ractor.h
@@ -47,6 +47,7 @@ struct rb_ractor_struct {
 
     bool incoming_port_closed;
     bool outgoing_port_closed;
+    bool yield_atexit;
 
     struct rb_ractor_waiting_list taking_ractors;