diff --git a/test/functional/multiwallet.py b/test/functional/multiwallet.py
index eb18db1b31..23160be749 100755
--- a/test/functional/multiwallet.py
+++ b/test/functional/multiwallet.py
@@ -1,91 +1,98 @@
 #!/usr/bin/env python3
 # Copyright (c) 2017 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test multiwallet.
 
 Verify that a bitcoind node can load multiple wallet files
 """
 import os
 
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import assert_equal, assert_raises_jsonrpc
 
 
 class MultiWalletTest(BitcoinTestFramework):
 
     def __init__(self):
         super().__init__()
         self.setup_clean_chain = True
         self.num_nodes = 1
-        self.extra_args = [['-wallet=w1', '-wallet=w2', '-wallet=w3']]
+        self.extra_args = [
+            ['-wallet=w1', '-wallet=w2', '-wallet=w3', '-wallet=w']]
 
     def run_test(self):
+        assert_equal(set(self.nodes[0].listwallets()), {"w1", "w2", "w3", "w"})
         self.stop_node(0)
 
         # should not initialize if there are duplicate wallets
         self.assert_start_raises_init_error(0, self.options.tmpdir, [
                                             '-wallet=w1', '-wallet=w1'], 'Error loading wallet w1. Duplicate -wallet filename specified.')
 
         # should not initialize if wallet file is a directory
         os.mkdir(os.path.join(self.options.tmpdir, 'node0', 'regtest', 'w11'))
         self.assert_start_raises_init_error(0, self.options.tmpdir, [
                                             '-wallet=w11'], 'Error loading wallet w11. -wallet filename must be a regular file.')
 
         # should not initialize if wallet file is a symlink
         wallet_dir = os.path.abspath(os.path.join(
             self.options.tmpdir, 'node0', 'regtest'))
         os.symlink(os.path.join(wallet_dir, 'w1'),
                    os.path.join(wallet_dir, 'w12'))
         self.assert_start_raises_init_error(0, self.options.tmpdir, [
                                             '-wallet=w12'], 'Error loading wallet w12. -wallet filename must be a regular file.')
 
         self.nodes[0] = self.start_node(
             0, self.options.tmpdir, self.extra_args[0])
 
         w1 = self.nodes[0].get_wallet_rpc("w1")
         w2 = self.nodes[0].get_wallet_rpc("w2")
         w3 = self.nodes[0].get_wallet_rpc("w3")
+        w4 = self.nodes[0].get_wallet_rpc("w")
         wallet_bad = self.nodes[0].get_wallet_rpc("bad")
 
         w1.generate(1)
 
         # accessing invalid wallet fails
         assert_raises_jsonrpc(-18, "Requested wallet does not exist or is not loaded",
                               wallet_bad.getwalletinfo)
 
         # accessing wallet RPC without using wallet endpoint fails
         assert_raises_jsonrpc(-19, "Wallet file not specified (must request wallet RPC through /wallet/<filename> uri-path).",
                               self.nodes[0].getwalletinfo)
 
         # check w1 wallet balance
         w1_info = w1.getwalletinfo()
         assert_equal(w1_info['immature_balance'], 50)
         w1_name = w1_info['walletname']
         assert_equal(w1_name, "w1")
 
         # check w2 wallet balance
         w2_info = w2.getwalletinfo()
         assert_equal(w2_info['immature_balance'], 0)
         w2_name = w2_info['walletname']
         assert_equal(w2_name, "w2")
 
         w3_name = w3.getwalletinfo()['walletname']
         assert_equal(w3_name, "w3")
 
-        assert_equal({"w1", "w2", "w3"}, {w1_name, w2_name, w3_name})
+        w4_name = w4.getwalletinfo()['walletname']
+        assert_equal(w4_name, "w")
 
         w1.generate(101)
         assert_equal(w1.getbalance(), 100)
         assert_equal(w2.getbalance(), 0)
         assert_equal(w3.getbalance(), 0)
+        assert_equal(w4.getbalance(), 0)
 
         w1.sendtoaddress(w2.getnewaddress(), 1)
         w1.sendtoaddress(w3.getnewaddress(), 2)
+        w1.sendtoaddress(w4.getnewaddress(), 3)
         w1.generate(1)
         assert_equal(w2.getbalance(), 1)
         assert_equal(w3.getbalance(), 2)
+        assert_equal(w4.getbalance(), 3)
 
 
 if __name__ == '__main__':
     MultiWalletTest().main()