diff --git a/roles/network_plugin/cilium/defaults/main.yml b/roles/network_plugin/cilium/defaults/main.yml
index 42c54e5af6b..fc8b8289b77 100644
--- a/roles/network_plugin/cilium/defaults/main.yml
+++ b/roles/network_plugin/cilium/defaults/main.yml
@@ -43,6 +43,9 @@ cilium_cpu_limit: 500m
 cilium_memory_requests: 64M
 cilium_cpu_requests: 100m
 
+# Enable native-routing mode or tunneling mode.
+cilium_routing_mode: tunnel
+
 # Overlay Network Mode
 cilium_tunnel_mode: vxlan
 
diff --git a/roles/network_plugin/cilium/templates/values.yaml.j2 b/roles/network_plugin/cilium/templates/values.yaml.j2
index 2bd101c2f43..6524c4d25ae 100644
--- a/roles/network_plugin/cilium/templates/values.yaml.j2
+++ b/roles/network_plugin/cilium/templates/values.yaml.j2
@@ -25,6 +25,8 @@ healthPort: {{ cilium_agent_health_port }}
 
 identityAllocationMode: {{ cilium_identity_allocation_mode }}
 
+routingMode: {{ cilium_routing_mode }}
+
 tunnelProtocol: {{ cilium_tunnel_mode }}
 
 loadbalancer: