diff --git a/import-layers/meta-openembedded/meta-networking/recipes-support/stunnel/stunnel_5.35.bb b/import-layers/meta-openembedded/meta-networking/recipes-support/stunnel/stunnel_5.35.bb
index 51369f4..3e2e2c2 100644
--- a/import-layers/meta-openembedded/meta-networking/recipes-support/stunnel/stunnel_5.35.bb
+++ b/import-layers/meta-openembedded/meta-networking/recipes-support/stunnel/stunnel_5.35.bb
@@ -16,8 +16,6 @@
 
 EXTRA_OECONF += "--with-ssl='${STAGING_EXECPREFIXDIR}' --disable-fips"
 
-PACKAGECONFIG ??= "${@bb.utils.contains('DISTRO_FEATURES','systemd','systemd','',d)} \
-                   ${@bb.utils.contains('DISTRO_FEATURES', 'ipv6', 'ipv6', '', d)} \
-"
+PACKAGECONFIG ??= "${@bb.utils.filter('DISTRO_FEATURES', 'ipv6 systemd', d)}"
 PACKAGECONFIG[systemd] = "--enable-systemd,--disable-systemd,systemd"
 PACKAGECONFIG[ipv6] = "--enable-ipv6,--disable-ipv6,"