diff --git a/sys-apps/dbus/dbus-1.12.22.ebuild b/sys-apps/dbus/dbus-1.12.22.ebuild
index 1caf4c88cc06a..f4d09190728e6 100644
--- a/sys-apps/dbus/dbus-1.12.22.ebuild
+++ b/sys-apps/dbus/dbus-1.12.22.ebuild
@@ -207,6 +207,9 @@ multilib_src_compile() {
 }
 
 src_test() {
+	# https://bugs.gentoo.org/836560
+	addwrite /proc/self/oom_score_adj
+
 	DBUS_VERBOSE=1 virtx emake -j1 -C "${TBD}" check
 }
 
diff --git a/sys-apps/dbus/dbus-1.14.0.ebuild b/sys-apps/dbus/dbus-1.14.0.ebuild
index fa70a989b3d67..07da8e03b737b 100644
--- a/sys-apps/dbus/dbus-1.14.0.ebuild
+++ b/sys-apps/dbus/dbus-1.14.0.ebuild
@@ -207,6 +207,9 @@ multilib_src_compile() {
 }
 
 src_test() {
+	# https://bugs.gentoo.org/836560
+	addwrite /proc/self/oom_score_adj
+
 	# DBUS_TEST_MALLOC_FAILURES=0 to avoid huge test logs
 	# https://gitlab.freedesktop.org/dbus/dbus/-/blob/master/CONTRIBUTING.md#L231
 	DBUS_TEST_MALLOC_FAILURES=0 DBUS_VERBOSE=1 virtx emake -j1 -C "${TBD}" check