diff --git a/py313/clinic/_curses_panel.c.h b/py313/clinic/_curses_panel.c.h
index 3228a29..f64a707 100644
--- a/py313/clinic/_curses_panel.c.h
+++ b/py313/clinic/_curses_panel.c.h
@@ -3,6 +3,7 @@ preserve
 [clinic start generated code]*/
 
 #if defined(Py_BUILD_CORE) && !defined(Py_BUILD_CORE_MODULE)
+#  include "pycore_modsupport.h"
 #  include "pycore_runtime.h"     // _Py_SINGLETON()
 #endif
 
diff --git a/py313/clinic/_cursesmodule.c.h b/py313/clinic/_cursesmodule.c.h
index efeb943..66ec1b0 100644
--- a/py313/clinic/_cursesmodule.c.h
+++ b/py313/clinic/_cursesmodule.c.h
@@ -3,6 +3,7 @@ preserve
 [clinic start generated code]*/
 
 #if defined(Py_BUILD_CORE) && !defined(Py_BUILD_CORE_MODULE)
+#  include "pycore_modsupport.h"
 #  include "pycore_gc.h"          // PyGC_Head
 #  include "pycore_runtime.h"     // _Py_ID()
 #endif