diff --git a/tests/lapd/lapd_test.c b/tests/lapd/lapd_test.c
index 1a06cb1..1f986bc 100644
--- a/tests/lapd/lapd_test.c
+++ b/tests/lapd/lapd_test.c
@@ -179,32 +179,6 @@
 	return 0;
 }
 
-static int send_sabm(struct lapdm_channel *chan, int second_ms)
-{
-	struct osmo_phsap_prim pp;
-	struct msgb *msg;
-	int rc;
-
-	msg = msgb_alloc_headroom(128, 64, "PH-DATA.ind");
-	osmo_prim_init(&pp.oph, SAP_GSM_PH, PRIM_PH_DATA,
-			PRIM_OP_INDICATION, msg);
-	/* copy over actual MAC block */
-	msg->l2h = msgb_put(msg, 23);
-	msg->l2h[0] = 0x01;
-	msg->l2h[1] = 0x3f;
-	msg->l2h[2] = 0x01 | (sizeof(cm) << 2);
-	memcpy(msg->l2h + 3, cm_padded, sizeof(cm_padded));
-	msg->l2h[3] += second_ms; /* alter message, for second mobile */
-
-	/* LAPDm requires those... */
-	pp.u.data.chan_nr = 0;
-	pp.u.data.link_id = 0;
-        /* feed into the LAPDm code of libosmogsm */
-        rc = lapdm_phsap_up(&pp.oph, &chan->lapdm_dcch);
-	ASSERT(rc == 0 || rc == -EBUSY);
-	return 0;
-}
-
 /*
  * I get called from the LAPDm code when something was sent my way...
  */
@@ -443,49 +417,6 @@
 	lapdm_channel_exit(&bts_to_ms_channel);
 }
 
-static void test_lapdm_contention_resolution()
-{
-	printf("I test contention resultion by having two mobiles collide and "
-		"first mobile repeating SABM.\n");
-
-	int rc;
-	struct lapdm_polling_state test_state;
-	struct osmo_phsap_prim pp;
-
-	/* Configure LAPDm on both sides */
-	struct lapdm_channel bts_to_ms_channel;
-	memset(&bts_to_ms_channel, 0, sizeof(bts_to_ms_channel));
-
-	memset(&test_state, 0, sizeof(test_state));
-	test_state.bts = &bts_to_ms_channel;
-
-	/* BTS to MS in polling mode */
-	lapdm_channel_init(&bts_to_ms_channel, LAPDM_MODE_BTS);
-	lapdm_channel_set_flags(&bts_to_ms_channel, LAPDM_ENT_F_POLLING_ONLY);
-	lapdm_channel_set_l1(&bts_to_ms_channel, NULL, &test_state);
-	lapdm_channel_set_l3(&bts_to_ms_channel, bts_to_ms_tx_cb, &test_state);
-
-	/* Send SABM MS 1, we must get UA */
-	send_sabm(&bts_to_ms_channel, 0);
-	rc = lapdm_phsap_dequeue_prim(&bts_to_ms_channel.lapdm_dcch, &pp);
-	CHECK_RC(rc);
-	ASSERT(memcmp(pp.oph.msg->l2h, ua, ARRAY_SIZE(ua)) == 0);
-
-	/* Send SABM MS 2, we must get nothing, due to collision */
-	send_sabm(&bts_to_ms_channel, 1);
-	rc = lapdm_phsap_dequeue_prim(&bts_to_ms_channel.lapdm_dcch, &pp);
-	ASSERT(rc == -ENODEV);
-
-	/* Send SABM MS 1 again, we must get UA gain */
-	send_sabm(&bts_to_ms_channel, 0);
-	rc = lapdm_phsap_dequeue_prim(&bts_to_ms_channel.lapdm_dcch, &pp);
-	CHECK_RC(rc);
-	ASSERT(memcmp(pp.oph.msg->l2h, ua, ARRAY_SIZE(ua)) == 0);
-
-	/* clean up */
-	lapdm_channel_exit(&bts_to_ms_channel);
-}
-
 int main(int argc, char **argv)
 {
 	osmo_init_logging(&info);