diff --git a/roles/proxmox/files/sysctl.conf b/roles/proxmox/files/sysctl.conf
index 855939b..234e69b 100644
--- a/roles/proxmox/files/sysctl.conf
+++ b/roles/proxmox/files/sysctl.conf
@@ -1,3 +1,3 @@
-# L4 (5-tuple) hashing for ECMP.
-net.ipv4.fib_multipath_hash_policy = 1
-net.ipv6.fib_multipath_hash_policy = 1
+# Outer+inner header hashing for ECMP.
+net.ipv4.fib_multipath_hash_policy = 2
+net.ipv6.fib_multipath_hash_policy = 2