diff --git a/test/luatest_helpers/server.lua b/test/luatest_helpers/server.lua
index 714c5372..eb839dc9 100644
--- a/test/luatest_helpers/server.lua
+++ b/test/luatest_helpers/server.lua
@@ -160,6 +160,21 @@ function Server:instance_uuid()
     return uuid
 end
 
+function Server:replicaset_uuid()
+    -- Cache the value when found it first time.
+    if self.replicaset_uuid_value then
+        return self.replicaset_uuid_value
+    end
+    local uuid = self:exec(function() return box.info.cluster.uuid end)
+    if uuid == nil then
+        -- Probably didn't bootstrap yet. Listen starts before replicaset UUID
+        -- is assigned.
+        return nil
+    end
+    self.replicaset_uuid_value = uuid
+    return uuid
+end
+
 -- TODO: Add the 'wait_for_readiness' parameter for the restart()
 -- method.
 
@@ -192,6 +207,7 @@ function Server:cleanup()
     end
     self.instance_id_value = nil
     self.instance_uuid_value = nil
+    self.replicaset_uuid_value = nil
 end
 
 function Server:drop()
diff --git a/test/luatest_helpers/vtest.lua b/test/luatest_helpers/vtest.lua
index 4f55cec2..e5da876b 100644
--- a/test/luatest_helpers/vtest.lua
+++ b/test/luatest_helpers/vtest.lua
@@ -21,13 +21,9 @@ end
 local function config_new(templ)
     local res = table.deepcopy(templ)
     local sharding = {}
-    local meta = {replicasets = {}}
     res.sharding = sharding
     for i, replicaset_templ in pairs(templ.sharding) do
         local replicaset_uuid = uuid_next()
-        meta.replicasets[i] = {
-            uuid = replicaset_uuid
-        }
         local replicas = {}
         local replicaset = table.deepcopy(replicaset_templ)
         replicaset.replicas = replicas
@@ -40,7 +36,7 @@ local function config_new(templ)
         end
         sharding[replicaset_uuid] = replicaset
     end
-    return res, meta
+    return res
 end
 
 --
diff --git a/test/router-luatest/router_test.lua b/test/router-luatest/router_test.lua
index 187a43b3..988a80c1 100644
--- a/test/router-luatest/router_test.lua
+++ b/test/router-luatest/router_test.lua
@@ -4,7 +4,7 @@ local vutil = require('vshard.util')
 local wait_timeout = 120
 
 local g = t.group('router')
-local cluster_cfg, cfg_meta = vtest.config_new({
+local cluster_cfg = vtest.config_new({
     sharding = {
         {
             replicas = {
@@ -206,9 +206,11 @@ g.test_map_callrw_raw = function(g)
             err = err,
         }
     end, {wait_timeout})
+    local rs1_uuid = g.replica_1_a:replicaset_uuid()
+    local rs2_uuid = g.replica_2_a:replicaset_uuid()
     local expected = {
-        [cfg_meta.replicasets[1].uuid] = {{1, 3}},
-        [cfg_meta.replicasets[2].uuid] = {{2, 3}},
+        [rs1_uuid] = {{1, 3}},
+        [rs2_uuid] = {{2, 3}},
     }
     t.assert_equals(res.val, expected, 'map callrw success')
     t.assert_equals(res.map_type, 'userdata', 'values are msgpacks')
@@ -226,7 +228,7 @@ g.test_map_callrw_raw = function(g)
                                         return_raw = true})
     end, {wait_timeout})
     expected = {
-        [cfg_meta.replicasets[1].uuid] = {{1}},
+        [rs1_uuid] = {{1}},
     }
     t.assert_equals(res, expected, 'map callrw without one value success')
     --
@@ -248,7 +250,7 @@ g.test_map_callrw_raw = function(g)
         type = 'ClientError',
         message = 'map_err'
     }, 'error object')
-    t.assert_equals(err_uuid, cfg_meta.replicasets[2].uuid, 'error uuid')
+    t.assert_equals(err_uuid, rs2_uuid, 'error uuid')
     --
     -- Cleanup.
     --