diff --git a/Modules/_testlimitedcapi/heaptype_relative.c b/Modules/_testlimitedcapi/heaptype_relative.c
index 9878a4daf1b2cbe..d0316dd4fc63b4b 100644
--- a/Modules/_testlimitedcapi/heaptype_relative.c
+++ b/Modules/_testlimitedcapi/heaptype_relative.c
@@ -1,3 +1,9 @@
+// Need limited C API version 3.12 for PyType_FromMetaclass()
+#include "pyconfig.h"   // Py_GIL_DISABLED
+#if !defined(Py_GIL_DISABLED) && !defined(Py_LIMITED_API )
+#  define Py_LIMITED_API 0x030c0000
+#endif
+
 #include "parts.h"
 #include <stddef.h>               // max_align_t
 #include <string.h>               // memset
diff --git a/Modules/_testlimitedcapi/parts.h b/Modules/_testlimitedcapi/parts.h
index 039576d5cf4c291..9bc52413382eb57 100644
--- a/Modules/_testlimitedcapi/parts.h
+++ b/Modules/_testlimitedcapi/parts.h
@@ -7,8 +7,9 @@
 #include "pyconfig.h"   // Py_GIL_DISABLED
 
 // Use the limited C API
-#ifndef Py_GIL_DISABLED
-#  define Py_LIMITED_API 0x030c0000  // 3.12
+#if !defined(Py_GIL_DISABLED) && !defined(Py_LIMITED_API )
+   // need limited C API version 3.5 for PyModule_AddFunctions()
+#  define Py_LIMITED_API 0x03050000
 #endif
 
 // Make sure that the internal C API cannot be used.
diff --git a/Modules/_testlimitedcapi/vectorcall_limited.c b/Modules/_testlimitedcapi/vectorcall_limited.c
index 24aa5e991eca3fe..fc1a89c9098e1b3 100644
--- a/Modules/_testlimitedcapi/vectorcall_limited.c
+++ b/Modules/_testlimitedcapi/vectorcall_limited.c
@@ -1,5 +1,11 @@
 /* Test Vectorcall in the limited API */
 
+// Need limited C API version 3.12 for PyObject_Vectorcall()
+#include "pyconfig.h"   // Py_GIL_DISABLED
+#if !defined(Py_GIL_DISABLED) && !defined(Py_LIMITED_API )
+#  define Py_LIMITED_API 0x030c0000
+#endif
+
 #include "parts.h"
 #include "clinic/vectorcall_limited.c.h"