1 files changed, 1 insertions, 4 deletions
diff --git a/Include/internal/pycore_runtime.h b/Include/internal/pycore_runtime.h
index bc97278..99c4b07 100644
--- a/Include/internal/pycore_runtime.h
+++ b/Include/internal/pycore_runtime.h
@@ -111,10 +111,7 @@ typedef struct pyruntimestate {
      tools. */
 
     // XXX Remove this field once we have a tp_* slot.
-    struct _xidregistry {
-        PyThread_type_lock mutex;
-        struct _xidregitem *head;
-    } xidregistry;
+    struct _xidregistry xidregistry;
 
     struct _pymem_allocators allocators;
     struct _obmalloc_global_state obmalloc;