diff --git a/Include/internal/pycore_pylifecycle.h b/Include/internal/pycore_pylifecycle.h
index 7144bbc..0d83acd 100644
--- a/Include/internal/pycore_pylifecycle.h
+++ b/Include/internal/pycore_pylifecycle.h
@@ -54,6 +54,8 @@
 extern _PyInitError _Py_HashRandomization_Init(const _PyCoreConfig *);
 
 extern _PyInitError _PyTypes_Init(void);
+extern _PyInitError _PyImportZip_Init(PyInterpreterState *interp);
+
 
 /* Various internal finalizers */