diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 62ccbb5f5..af9953d94 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -103,7 +103,6 @@ set(SRCS
   mem.c
   mock/dnssrv.c
   mock/nat.c
-  mock/pf.c
   mock/sipsrv.c
   mock/stunsrv.c
   mock/tcpsrv.c
diff --git a/test/mock/pf.c b/test/mock/pf.c
deleted file mode 100644
index 8d2ccd500..000000000
--- a/test/mock/pf.c
+++ /dev/null
@@ -1,107 +0,0 @@
-/**
- * @file mock/pf.c Mock packet filter
- *
- * Copyright (C) 2010 Creytiv.com
- */
-#include <re.h>
-#include "test.h"
-
-
-#define DEBUG_MODULE "mock/pf"
-#define DEBUG_LEVEL 5
-#include <re_dbg.h>
-
-
-static bool stun_attr_handler(const struct stun_attr *attr, void *arg)
-{
-	(void)arg;
-	(void)re_printf(" %s", stun_attr_name(attr->type));
-	return false;
-}
-
-
-static void sniff_stun(struct mbuf *mb)
-{
-	struct stun_msg *msg;
-	size_t pos;
-	int err;
-
-	pos = mb->pos;
-	err = stun_msg_decode(&msg, mb, NULL);
-	if (err) {
-		DEBUG_WARNING("could not decode STUN packet (%m)\n", err);
-		return;
-	}
-
-	stun_msg_attr_apply(msg, stun_attr_handler, 0);
-	(void)re_printf("\n");
-
-	mem_deref(msg);
-
-	mb->pos = pos;
-}
-
-
-/* egress */
-static bool pf_send_handler(int *err, struct sa *dst,
-			    struct mbuf *mb, void *arg)
-{
-	struct pf *pf = arg;
-	(void)err;
-	(void)dst;
-
-	(void)re_printf("[%s] send -- ", pf->name);
-	sniff_stun(mb);
-
-	return false;
-}
-
-
-/* ingress */
-static bool pf_recv_handler(struct sa *src, struct mbuf *mb, void *arg)
-{
-	struct pf *pf = arg;
-	(void)src;
-
-	(void)re_printf("[%s] recv  --", pf->name);
-	sniff_stun(mb);
-
-	return false;
-}
-
-
-static void pf_destructor(void *arg)
-{
-	struct pf *pf = arg;
-
-	mem_deref(pf->uh);
-	mem_deref(pf->us);
-}
-
-
-int pf_create(struct pf **pfp, struct udp_sock *us, const char *name)
-{
-	struct pf *pf;
-	int err;
-
-	if (!pfp || !us)
-		return EINVAL;
-
-	pf = mem_zalloc(sizeof(*pf), pf_destructor);
-	if (!pf)
-		return ENOMEM;
-
-	pf->us = mem_ref(us);
-	str_ncpy(pf->name, name, sizeof(pf->name));
-
-	err = udp_register_helper(&pf->uh, us,
-				  -1000, /* very low layer */
-				  pf_send_handler, pf_recv_handler, pf);
-
-	if (err)
-		mem_deref(pf);
-	else
-		*pfp = pf;
-
-	return err;
-}
diff --git a/test/test.h b/test/test.h
index eaf278bd4..3b582ecab 100644
--- a/test/test.h
+++ b/test/test.h
@@ -408,15 +408,6 @@ const char *test_datapath(void);
  */
 
 
-struct pf {
-	struct udp_helper *uh;
-	struct udp_sock *us;
-	char name[16];
-};
-
-int pf_create(struct pf **pfp, struct udp_sock *us, const char *name);
-
-
 struct stunserver {
 	struct udp_sock *us;
 	struct tcp_sock *ts;