diff --git a/dev-python/sip/files/sip-6.11.1-wxpython.patch b/dev-python/sip/files/sip-6.11.1-wxpython.patch
new file mode 100644
index 0000000000000..98fcec49b6062
--- /dev/null
+++ b/dev-python/sip/files/sip-6.11.1-wxpython.patch
@@ -0,0 +1,10 @@
+https://bugs.gentoo.org/956566
+https://github.com/wxWidgets/Phoenix/issues/2758
+https://github.com/Python-SIP/sip/issues/77#issuecomment-2909587858
+--- a/sipbuild/generator/instantiations.py
++++ b/sipbuild/generator/instantiations.py
+@@ -463,3 +463,3 @@
+     if klass.iface_file.module is None and superclass_name.is_simple:
+-        superclass = _find_argument_value(superclass_name, p, symbol,
++        superclass = _find_argument_value(superclass_name.base_name, p, symbol,
+                 tmpl_names, template, pm)
diff --git a/dev-python/sip/sip-6.11.1.ebuild b/dev-python/sip/sip-6.11.1-r1.ebuild
similarity index 94%
rename from dev-python/sip/sip-6.11.1.ebuild
rename to dev-python/sip/sip-6.11.1-r1.ebuild
index 8fac7b9d0af66..50e7a1ac56c57 100644
--- a/dev-python/sip/sip-6.11.1.ebuild
+++ b/dev-python/sip/sip-6.11.1-r1.ebuild
@@ -30,3 +30,7 @@ distutils_enable_sphinx docs \
 	dev-python/myst-parser \
 	dev-python/sphinx-rtd-theme
 distutils_enable_tests pytest
+
+PATCHES=(
+	"${FILESDIR}"/${P}-wxpython.patch
+)