diff --git a/net/haproxy/src/opnsense/service/templates/OPNsense/HAProxy/haproxy.conf b/net/haproxy/src/opnsense/service/templates/OPNsense/HAProxy/haproxy.conf
index 05293721b..05331a290 100644
--- a/net/haproxy/src/opnsense/service/templates/OPNsense/HAProxy/haproxy.conf
+++ b/net/haproxy/src/opnsense/service/templates/OPNsense/HAProxy/haproxy.conf
@@ -1056,8 +1056,10 @@ backend {{backend.name}}
 {#           # PROXY protocol #}
 {%           if backend.proxyProtocol|default("") == "v1" %}
 {%             do server_options.append('send-proxy') %}
+{%             do server_options.append('check-send-proxy') %}
 {%           elif backend.proxyProtocol|default("") == "v2" %}
 {%             do server_options.append('send-proxy-v2') %}
+{%             do server_options.append('check-send-proxy') %}
 {%           endif %}
 {#           # server advanced options #}
 {%           if server_data.advanced|default("") != "" %}