diff --git a/test/functional/rpc_users.py b/test/functional/rpc_users.py
--- a/test/functional/rpc_users.py
+++ b/test/functional/rpc_users.py
@@ -43,17 +43,28 @@
         super().setup_chain()
         # Append rpcauth to bitcoin.conf before initialization
         rpcauth = "rpcauth=rt:93648e835a54c573682c2eb19f882535$7681e9c5b74bdd85e78166031d2058e1069b3ed7ed967c93fc63abba06f31144"
-        rpcauth2 = "rpcauth=rt2:f8607b1a88861fac29dfccf9b52ff9f$ff36a0c23c8c62b4846112e50fa888416e94c17bfd4c42f88fd8f55ec6a3137e"
         rpcuser = "rpcuser=rpcuser💻"
         rpcpassword = "rpcpassword=rpcpassword🔑"
 
-        self.user = ''.join(SystemRandom().choice(
-            string.ascii_letters + string.digits) for _ in range(10))
         config = configparser.ConfigParser()
         config.read_file(open(self.options.configfile, encoding='utf-8'))
         gen_rpcauth = config['environment']['RPCAUTH']
-        p = subprocess.Popen([sys.executable, gen_rpcauth, self.user],
-                             stdout=subprocess.PIPE, universal_newlines=True)
+
+        # Generate RPCAUTH with specified password
+        self.rt2password = "8/F3uMDw4KSEbw96U3CA1C4X05dkHDN2BPFjTgZW4KI="
+        p = subprocess.Popen(
+            [sys.executable, gen_rpcauth, 'rt2', self.rt2password],
+            stdout=subprocess.PIPE, universal_newlines=True)
+        lines = p.stdout.read().splitlines()
+        rpcauth2 = lines[1]
+
+        # Generate RPCAUTH without specifying password
+        self.user = ''.join(
+            SystemRandom().choice(
+                string.ascii_letters + string.digits) for _ in range(10))
+        p = subprocess.Popen(
+            [sys.executable, gen_rpcauth, self.user],
+            stdout=subprocess.PIPE, universal_newlines=True)
         lines = p.stdout.read().splitlines()
         rpcauth3 = lines[1]
         self.password = lines[3]
@@ -90,11 +101,10 @@
         url = urllib.parse.urlparse(self.nodes[0].url)
 
         password = "cA773lm788buwYe4g4WT+05pKyNruVKjQ25x3n0DQcM="
-        password2 = "8/F3uMDw4KSEbw96U3CA1C4X05dkHDN2BPFjTgZW4KI="
 
         self.test_auth(self.nodes[0], url.username, url.password)
         self.test_auth(self.nodes[0], 'rt', password)
-        self.test_auth(self.nodes[0], 'rt2', password2)
+        self.test_auth(self.nodes[0], 'rt2', self.rt2password)
         self.test_auth(self.nodes[0], self.user, self.password)
 
         ###############################################################