diff --git a/docker/services.opt/wireguard b/docker/services.opt/wireguard
index efb2280..067c432 100644
--- a/docker/services.opt/wireguard
+++ b/docker/services.opt/wireguard
@@ -19,4 +19,5 @@
       - tinc
     network_mode: 'service:tinc'
     sysctls:
-      - net.ipv4.conf.all.src_valid_mark=1
\ No newline at end of file
+      - net.ipv4.conf.all.src_valid_mark=1
+      - net.ipv4.conf.all.rp_filter=2