diff --git a/sdk_container/src/third_party/portage-stable/eclass/distutils-r1.eclass b/sdk_container/src/third_party/portage-stable/eclass/distutils-r1.eclass
index 1cc91110dc..0a7b18e4a1 100644
--- a/sdk_container/src/third_party/portage-stable/eclass/distutils-r1.eclass
+++ b/sdk_container/src/third_party/portage-stable/eclass/distutils-r1.eclass
@@ -608,18 +608,28 @@ distutils_enable_tests() {
 	esac
 
 	[[ ${#} -eq 1 ]] || die "${FUNCNAME} takes exactly one argument: test-runner"
-	local test_pkg
+
+	local test_deps=${RDEPEND}
+	local test_pkgs
 	case ${1} in
 		nose)
-			test_pkg=">=dev-python/nose-1.3.7_p20221026"
+			test_pkgs='>=dev-python/nose-1.3.7_p20221026[${PYTHON_USEDEP}]'
 			;;
 		pytest)
-			test_pkg=">=dev-python/pytest-7.3.1"
+			test_pkgs='>=dev-python/pytest-7.3.1[${PYTHON_USEDEP}]'
+			if [[ ${EPYTEST_XDIST} ]]; then
+				test_pkgs+=' dev-python/pytest-xdist[${PYTHON_USEDEP}]'
+			fi
 			;;
 		setup.py)
 			;;
 		unittest)
-			# dep handled below
+			# unittest-or-fail is needed in py<3.12
+			test_deps+="
+				$(python_gen_cond_dep '
+					dev-python/unittest-or-fail[${PYTHON_USEDEP}]
+				' 3.10 3.11)
+			"
 			;;
 		*)
 			die "${FUNCNAME}: unsupported argument: ${1}"
@@ -628,22 +638,14 @@ distutils_enable_tests() {
 	_DISTUTILS_TEST_RUNNER=${1}
 	python_test() { distutils-r1_python_test; }
 
-	local test_deps=${RDEPEND}
-	if [[ -n ${test_pkg} ]]; then
+	if [[ -n ${test_pkgs} ]]; then
 		if [[ ! ${DISTUTILS_SINGLE_IMPL} ]]; then
-			test_deps+=" ${test_pkg}[${PYTHON_USEDEP}]"
+			test_deps+=" ${test_pkgs//'${PYTHON_USEDEP}'/${PYTHON_USEDEP}}"
 		else
 			test_deps+=" $(python_gen_cond_dep "
-				${test_pkg}[\${PYTHON_USEDEP}]
+				${test_pkgs}
 			")"
 		fi
-	elif [[ ${1} == unittest ]]; then
-		# unittest-or-fail is needed in py<3.12
-		test_deps+="
-			$(python_gen_cond_dep '
-				dev-python/unittest-or-fail[${PYTHON_USEDEP}]
-			' 3.{9..11})
-		"
 	fi
 	if [[ -n ${test_deps} ]]; then
 		IUSE+=" test"
@@ -1811,6 +1813,9 @@ distutils-r1_run_phase() {
 		local -x CYTHON_FORCE_REGEN=1
 	fi
 
+	# silence warnings when pydevd is loaded on Python 3.11+
+	local -x PYDEVD_DISABLE_FILE_VALIDATION=1
+
 	# Rust extensions are incompatible with C/C++ LTO compiler
 	# see e.g. https://bugs.gentoo.org/910220
 	if has cargo ${INHERITED}; then