diff --git a/dev-python/psutil/psutil-5.7.2.ebuild b/dev-python/psutil/psutil-5.7.2.ebuild
index 9fd49a5a2ae56..1a02f15f462c1 100644
--- a/dev-python/psutil/psutil-5.7.2.ebuild
+++ b/dev-python/psutil/psutil-5.7.2.ebuild
@@ -21,6 +21,7 @@ DEPEND="
 		$(python_gen_cond_dep '
 			dev-python/mock[${PYTHON_USEDEP}]
 			dev-python/ipaddress[${PYTHON_USEDEP}]
+			dev-python/unittest2[${PYTHON_USEDEP}]
 		' -2)
 	)
 "