diff --git a/test/functional/abc-high_priority_transaction.py b/test/functional/abc-high_priority_transaction.py
--- a/test/functional/abc-high_priority_transaction.py
+++ b/test/functional/abc-high_priority_transaction.py
@@ -11,6 +11,7 @@
 from test_framework.util import *
 from test_framework.mininode import COIN
 from test_framework.cdefs import LEGACY_MAX_BLOCK_SIZE, COINBASE_MATURITY
+from test_framework.blocktools import create_confirmed_utxos
 
 
 class HighPriorityTransactionTest(BitcoinTestFramework):
diff --git a/test/functional/dbcrash.py b/test/functional/dbcrash.py
--- a/test/functional/dbcrash.py
+++ b/test/functional/dbcrash.py
@@ -35,6 +35,7 @@
 from test_framework.script import *
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import *
+from test_framework.blocktools import create_confirmed_utxos
 
 HTTP_DISCONNECT_ERRORS = [http.client.CannotSendRequest]
 try:
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
@@ -7,7 +7,7 @@
 
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import *
-from test_framework.blocktools import send_big_transactions
+from test_framework.blocktools import send_big_transactions, create_confirmed_utxos
 
 
 class MempoolLimitTest(BitcoinTestFramework):
diff --git a/test/functional/prioritise_transaction.py b/test/functional/prioritise_transaction.py
--- a/test/functional/prioritise_transaction.py
+++ b/test/functional/prioritise_transaction.py
@@ -12,7 +12,7 @@
 from test_framework.mininode import COIN
 # FIXME: review how this test needs to be adapted w.r.t _LEGACY_MAX_BLOCK_SIZE
 from test_framework.cdefs import LEGACY_MAX_BLOCK_SIZE
-from test_framework.blocktools import send_big_transactions
+from test_framework.blocktools import send_big_transactions, create_confirmed_utxos
 
 
 class PrioritiseTransactionTest(BitcoinTestFramework):
diff --git a/test/functional/test_framework/blocktools.py b/test/functional/test_framework/blocktools.py
--- a/test/functional/test_framework/blocktools.py
+++ b/test/functional/test_framework/blocktools.py
@@ -99,6 +99,41 @@
     return count
 
 
+# Helper to create at least "count" utxos
+# Pass in a fee that is sufficient for relay and mining new transactions.
+
+
+def create_confirmed_utxos(fee, node, count, age=101):
+    to_generate = int(0.5 * count) + age
+    while to_generate > 0:
+        node.generate(min(25, to_generate))
+        to_generate -= 25
+    utxos = node.listunspent()
+    iterations = count - len(utxos)
+    addr1 = node.getnewaddress()
+    addr2 = node.getnewaddress()
+    if iterations <= 0:
+        return utxos
+    for i in range(iterations):
+        t = utxos.pop()
+        inputs = []
+        inputs.append({"txid": t["txid"], "vout": t["vout"]})
+        outputs = {}
+        send_value = t['amount'] - fee
+        outputs[addr1] = satoshi_round(send_value / 2)
+        outputs[addr2] = satoshi_round(send_value / 2)
+        raw_tx = node.createrawtransaction(inputs, outputs)
+        signed_tx = node.signrawtransaction(raw_tx)["hex"]
+        node.sendrawtransaction(signed_tx)
+
+    while (node.getmempoolinfo()['size'] > 0):
+        node.generate(1)
+
+    utxos = node.listunspent()
+    assert(len(utxos) >= count)
+    return utxos
+
+
 def send_big_transactions(node, utxos, num, fee_multiplier):
     txids = []
     padding = "1"*(512*127)
diff --git a/test/functional/test_framework/util.py b/test/functional/test_framework/util.py
--- a/test/functional/test_framework/util.py
+++ b/test/functional/test_framework/util.py
@@ -575,40 +575,6 @@
 
     return (txid, signresult["hex"], fee)
 
-# Helper to create at least "count" utxos
-# Pass in a fee that is sufficient for relay and mining new transactions.
-
-
-def create_confirmed_utxos(fee, node, count, age=101):
-    to_generate = int(0.5 * count) + age
-    while to_generate > 0:
-        node.generate(min(25, to_generate))
-        to_generate -= 25
-    utxos = node.listunspent()
-    iterations = count - len(utxos)
-    addr1 = node.getnewaddress()
-    addr2 = node.getnewaddress()
-    if iterations <= 0:
-        return utxos
-    for i in range(iterations):
-        t = utxos.pop()
-        inputs = []
-        inputs.append({"txid": t["txid"], "vout": t["vout"]})
-        outputs = {}
-        send_value = t['amount'] - fee
-        outputs[addr1] = satoshi_round(send_value / 2)
-        outputs[addr2] = satoshi_round(send_value / 2)
-        raw_tx = node.createrawtransaction(inputs, outputs)
-        signed_tx = node.signrawtransaction(raw_tx)["hex"]
-        node.sendrawtransaction(signed_tx)
-
-    while (node.getmempoolinfo()['size'] > 0):
-        node.generate(1)
-
-    utxos = node.listunspent()
-    assert(len(utxos) >= count)
-    return utxos
-
 # Create large OP_RETURN txouts that can be appended to a transaction
 # to make it large (helper for constructing large transactions).