diff --git a/test/functional/feature_bip68_sequence.py b/test/functional/feature_bip68_sequence.py
--- a/test/functional/feature_bip68_sequence.py
+++ b/test/functional/feature_bip68_sequence.py
@@ -12,7 +12,7 @@
 from test_framework.script import *
 from test_framework.mininode import *
 from test_framework.blocktools import *
-from test_framework.txtools import pad_tx, pad_raw_tx
+from test_framework.txtools import pad_tx
 
 SEQUENCE_LOCKTIME_DISABLE_FLAG = (1 << 31)
 SEQUENCE_LOCKTIME_TYPE_FLAG = (1 << 22)  # this means use time (0 means height)
diff --git a/test/functional/feature_minchainwork.py b/test/functional/feature_minchainwork.py
--- a/test/functional/feature_minchainwork.py
+++ b/test/functional/feature_minchainwork.py
@@ -18,7 +18,7 @@
 import time
 
 from test_framework.test_framework import BitcoinTestFramework
-from test_framework.util import sync_blocks, connect_nodes, assert_equal
+from test_framework.util import connect_nodes, assert_equal
 
 # 2 hashes required per regtest block (with no difficulty adjustment)
 REGTEST_WORK_PER_BLOCK = 2
diff --git a/test/functional/mempool_limit.py b/test/functional/mempool_limit.py
--- a/test/functional/mempool_limit.py
+++ b/test/functional/mempool_limit.py
@@ -6,7 +6,6 @@
 # Test mempool limiting together/eviction with the wallet
 
 from test_framework.test_framework import BitcoinTestFramework
-from test_framework.util import *
 from test_framework.blocktools import send_big_transactions, create_confirmed_utxos
 
 
diff --git a/test/functional/p2p_fingerprint.py b/test/functional/p2p_fingerprint.py
--- a/test/functional/p2p_fingerprint.py
+++ b/test/functional/p2p_fingerprint.py
@@ -22,10 +22,7 @@
     wait_until,
 )
 from test_framework.test_framework import BitcoinTestFramework
-from test_framework.util import (
-    assert_equal,
-    p2p_port,
-)
+from test_framework.util import assert_equal
 
 
 class P2PFingerprintTest(BitcoinTestFramework):