[qa] mininode: Add and use CONSTs

1 files changed, 2 insertions, 2 deletions

diff --git a/qa/rpc-tests/listtransactions.py b/qa/rpc-tests/listtransactions.py
index 45ede8f040..da1e98dc33 100755
--- a/qa/rpc-tests/listtransactions.py
+++ b/qa/rpc-tests/listtransactions.py
@@ -7,7 +7,7 @@
 
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import *
-from test_framework.mininode import CTransaction
+from test_framework.mininode import CTransaction, COIN
 import cStringIO
 import binascii
 
@@ -192,7 +192,7 @@ class ListTransactionsTest(BitcoinTestFramework):
 
         # Replace tx3, and check that tx4 becomes unknown
         tx3_b = tx3_modified
-        tx3_b.vout[0].nValue -= 0.004*100000000 # bump the fee
+        tx3_b.vout[0].nValue -= 0.004 * COIN # bump the fee
         tx3_b = binascii.hexlify(tx3_b.serialize()).decode('utf-8')
         tx3_b_signed = self.nodes[0].signrawtransaction(tx3_b)['hex']
         txid_3b = self.nodes[0].sendrawtransaction(tx3_b_signed, True)