diff --git a/dev-python/psutil/psutil-5.9.5.ebuild b/dev-python/psutil/psutil-5.9.5.ebuild
index a12878b0bdfa5..b83426d9749d3 100644
--- a/dev-python/psutil/psutil-5.9.5.ebuild
+++ b/dev-python/psutil/psutil-5.9.5.ebuild
@@ -3,6 +3,7 @@
 
 EAPI=8
 
+DISTUTILS_EXT=1
 DISTUTILS_USE_PEP517=setuptools
 PYTHON_COMPAT=( python3_{9..11} pypy3 )