diff --git a/rootfs/etc/s6-overlay/s6-rc.d/keycloak/run b/rootfs/etc/s6-overlay/s6-rc.d/keycloak/run
index f20d0da..6ec8d2a 100644
--- a/rootfs/etc/s6-overlay/s6-rc.d/keycloak/run
+++ b/rootfs/etc/s6-overlay/s6-rc.d/keycloak/run
@@ -8,4 +8,5 @@ exec s6-setuidgid keycloak /home/keycloak/server/bin/kc.sh start \
 	--db-password "$DB_PASSWORD" \
 	--hostname "$HOSTNAME" \
 	--http-enabled true \
+  --hostname-strict-backchannel=true \
 	--proxy edge