diff --git a/devel/py-qt5-sip/files/patch-siplib.c b/devel/py-qt5-sip/files/patch-siplib.c
new file mode 100644
index 000000000000..ba4f09878a2d
--- /dev/null
+++ b/devel/py-qt5-sip/files/patch-siplib.c
@@ -0,0 +1,15 @@
+--- siplib.c.orig	2022-02-01 13:29:23 UTC
++++ siplib.c
+@@ -20,6 +20,12 @@
+ #include <Python.h>
+ #include <datetime.h>
+ #include <frameobject.h>
++#if PY_VERSION_HEX >= 0x030b00a6
++   #ifndef Py_BUILD_CORE
++     #define Py_BUILD_CORE 1
++   #endif
++   #include "internal/pycore_frame.h"
++#endif
+ 
+ #include <assert.h>
+ #include <stdio.h>