diff --git a/Modules/_functoolsmodule.c b/Modules/_functoolsmodule.c
index f1ee23f..8120140 100644
--- a/Modules/_functoolsmodule.c
+++ b/Modules/_functoolsmodule.c
@@ -1,6 +1,6 @@
 #include "Python.h"
 #include "pycore_pystate.h"       // _PyThreadState_GET()
-#include "pycore_tupleobject.h"
+#include "pycore_tuple.h"         // _PyTuple_ITEMS()
 #include "structmember.h"         // PyMemberDef
 
 /* _functools module written and maintained
diff --git a/Modules/itertoolsmodule.c b/Modules/itertoolsmodule.c
index 3f2f716..3809dc3 100644
--- a/Modules/itertoolsmodule.c
+++ b/Modules/itertoolsmodule.c
@@ -1,7 +1,7 @@
 
 #define PY_SSIZE_T_CLEAN
 #include "Python.h"
-#include "pycore_tupleobject.h"
+#include "pycore_tuple.h"         // _PyTuple_ITEMS()
 #include <stddef.h>               // offsetof()
 
 /* Itertools module written and maintained