diff --git a/include/proto/proto_http.h b/include/proto/proto_http.h
index 72a5e3c..535611d 100644
--- a/include/proto/proto_http.h
+++ b/include/proto/proto_http.h
@@ -63,6 +63,7 @@
 int process_srv_data(struct session *t);
 int process_srv_conn(struct session *t);
 int process_request(struct session *t);
+int http_process_tarpit(struct session *s, struct buffer *req);
 int process_response(struct session *t);
 
 int produce_content(struct session *s);