diff --git a/srcpkgs/python3-orocos-kdl/patches/python3.12.patch b/srcpkgs/python3-orocos-kdl/patches/python3.12.patch
new file mode 100644
index 00000000000..e30d06e63b5
--- /dev/null
+++ b/srcpkgs/python3-orocos-kdl/patches/python3.12.patch
@@ -0,0 +1,12 @@
+--- ./python_orocos_kdl/PyKDL/std_string.sip.orig	2023-09-29 20:22:49.017791953 -0400
++++ ./python_orocos_kdl/PyKDL/std_string.sip	2023-09-29 20:23:50.063156359 -0400
+@@ -49,7 +49,8 @@
+      }
+      if (PyUnicode_Check(sipPy)) {
+         PyObject* s = PyUnicode_AsEncodedString(sipPy, "UTF-8", "");
+-        *sipCppPtr = new std::string(PyUnicode_AS_DATA(s));
++	const char *sb = PyBytes_AsString(s);
++        *sipCppPtr = new std::string(sb ? sb : "");
+         Py_DECREF(s);
+         return 1;
+      }
diff --git a/srcpkgs/python3-orocos-kdl/template b/srcpkgs/python3-orocos-kdl/template
index 8ff996bf8c0..6cbdc6b1a62 100644
--- a/srcpkgs/python3-orocos-kdl/template
+++ b/srcpkgs/python3-orocos-kdl/template
@@ -1,11 +1,11 @@
 # Template file for 'python3-orocos-kdl'
 pkgname=python3-orocos-kdl
 version=1.4.0
-revision=5
+revision=6
 build_wrksrc=python_orocos_kdl
 build_style=cmake
 configure_args="-DPYTHON_VERSION=3 -DSIP_EXECUTABLE=/usr/bin/sip"
-hostmakedepends="python3 python3-sip sip4"
+hostmakedepends="python3-setuptools python3-sip sip4"
 makedepends="python3-sip-devel python3-devel orocos-kdl-devel eigen3.2"
 depends="python3 python3-sip"
 short_desc="Python3 Bindings for Orocos Kinematics and Dynamics C++ library"