diff --git a/src/lib/swim/swim.c b/src/lib/swim/swim.c
index 00234d1df5bcf6d9c95af994c56ced74362fba4e..2b37d41e01ec8ce4e4c13f6a311ecb2e63507794 100644
--- a/src/lib/swim/swim.c
+++ b/src/lib/swim/swim.c
@@ -1960,6 +1960,8 @@ swim_cfg(struct swim *swim, const char *uri, double heartbeat_rate,
 	}
 	if (! swim_inaddr_eq(&addr, &swim->self->addr)) {
 		swim->self->incarnation++;
+		swim_on_member_update(swim, swim->self,
+				      SWIM_EV_NEW_INCARNATION);
 		swim_update_member_addr(swim, swim->self, &addr);
 	}
 	if (gc_mode != SWIM_GC_DEFAULT)
diff --git a/test/swim/swim.result b/test/swim/swim.result
index 535c8c9699726d70f642e510a9ed96921d1dd82b..cceee259509c31d345a688da40ab97340fd48da1 100644
--- a/test/swim/swim.result
+++ b/test/swim/swim.result
@@ -1293,10 +1293,11 @@ m_list
 ...
 e_list
 ---
-- - is_new_payload: true
+- - is_update: true
+    is_new_payload: true
     is_new_uri: true
     is_new: true
-    is_update: true
+    is_new_incarnation: true
 ...
 ctx_list
 ---
diff --git a/test/unit/swim.c b/test/unit/swim.c
index 0e33d691cd6b64daa8f3d0f4d2a5fba6278f646d..0977e0969476f387823447add7ac13de040ac70e 100644
--- a/test/unit/swim.c
+++ b/test/unit/swim.c
@@ -998,7 +998,7 @@ swim_cluster_delete_f(va_list ap)
 static void
 swim_test_triggers(void)
 {
-	swim_start_test(21);
+	swim_start_test(22);
 	struct swim_cluster *cluster = swim_cluster_new(2);
 	swim_cluster_set_ack_timeout(cluster, 1);
 	struct trigger_ctx tctx, tctx2;
@@ -1085,11 +1085,29 @@ swim_test_triggers(void)
 		fiber_sleep(0);
 	note("now all the triggers are done and deleted");
 
-	free(t1);
 	free(t2);
 	if (tctx.ctx.member != NULL)
 		swim_member_unref(tctx.ctx.member);
 
+	/* Check that recfg fires incarnation update trigger. */
+	s1 = swim_new();
+	struct tt_uuid uuid = uuid_nil;
+	uuid.time_low = 1;
+	fail_if(swim_cfg(s1, "127.0.0.1:1", -1, -1, -1, &uuid) != 0);
+
+	memset(&tctx, 0, sizeof(tctx));
+	trigger_add(swim_trigger_list_on_member_event(s1), t1);
+	fail_if(swim_cfg(s1, "127.0.0.1:2", -1, -1, -1, NULL) != 0);
+	while (tctx.ctx.events == 0)
+		fiber_sleep(0);
+	is(tctx.ctx.events, SWIM_EV_NEW_URI | SWIM_EV_NEW_INCARNATION,
+	   "local URI update warns about incarnation update");
+	swim_delete(s1);
+
+	if (tctx.ctx.member != NULL)
+		swim_member_unref(tctx.ctx.member);
+	free(t1);
+
 	swim_finish_test();
 }
 
diff --git a/test/unit/swim.result b/test/unit/swim.result
index 3ebfe7ea0a5a2057c675f03b07f5aec1b72782dc..2968a2da709924785f620cdeb8c2413e05c1e053 100644
--- a/test/unit/swim.result
+++ b/test/unit/swim.result
@@ -201,7 +201,7 @@ ok 19 - subtests
 ok 20 - subtests
 	*** swim_test_slow_net: done ***
 	*** swim_test_triggers ***
-    1..21
+    1..22
     ok 1 - trigger is fired
     ok 2 - is not deleted
     ok 3 - ctx.member is set
@@ -224,6 +224,7 @@ ok 20 - subtests
     ok 20 - non-yielding still is not
     ok 21 - trigger is not deleted until all currently sleeping triggers are finished
     # now all the triggers are done and deleted
+    ok 22 - local URI update warns about incarnation update
 ok 21 - subtests
 	*** swim_test_triggers: done ***
 	*** main_f: done ***