diff --git a/include/proto/proto_http.h b/include/proto/proto_http.h
index 452ffdd0f..36e6eb8e7 100644
--- a/include/proto/proto_http.h
+++ b/include/proto/proto_http.h
@@ -105,6 +105,7 @@ int http_transform_header_str(struct session* s, struct http_msg *msg, const cha
                               unsigned int name_len, const char *str, struct my_regex *re,
                               int action);
 void http_sess_log(struct session *s);
+void inet_set_tos(int fd, struct sockaddr_storage from, int tos);
 void http_perform_server_redirect(struct session *s, struct stream_interface *si);
 void http_return_srv_error(struct session *s, struct stream_interface *si);
 void http_capture_bad_message(struct error_snapshot *es, struct session *s,
diff --git a/src/proto_http.c b/src/proto_http.c
index 8ad15643a..83dd3a4ec 100644
--- a/src/proto_http.c
+++ b/src/proto_http.c
@@ -3229,7 +3229,7 @@ int http_handle_stats(struct session *s, struct channel *req)
 /* Sets the TOS header in IPv4 and the traffic class header in IPv6 packets
  * (as per RFC3260 #4 and BCP37 #4.2 and #5.2).
  */
-static inline void inet_set_tos(int fd, struct sockaddr_storage from, int tos)
+void inet_set_tos(int fd, struct sockaddr_storage from, int tos)
 {
 #ifdef IP_TOS
 	if (from.ss_family == AF_INET)