diff --git a/tests/utils.py b/tests/utils.py
index 5aa6e25b3..9e797fe4d 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -495,15 +495,12 @@ class LightningNode(object):
         l2.daemon.wait_for_logs(['update for channel .* now ACTIVE', 'to CHANNELD_NORMAL'])
 
         # Hacky way to find our output.
-        decoded = self.bitcoin.rpc.decoderawtransaction(tx)
+        decoded = self.bitcoin.rpc.decoderawtransaction(tx, True)
         for out in decoded['vout']:
-            # Sometimes a float?  Sometimes a decimal?  WTF Python?!
             if out['scriptPubKey']['type'] == 'witness_v0_scripthash':
-                if out['value'] == Decimal(amount) / 10**8 or out['value'] * 10**8 == amount:
+                if out['value'] == Decimal(amount) / 10**8:
                     return "{}:1:{}".format(self.bitcoin.rpc.getblockcount(), out['n'])
-        # Intermittent decoding failure.  See if it decodes badly twice?
-        decoded2 = self.bitcoin.rpc.decoderawtransaction(tx)
-        raise ValueError("Can't find {} payment in {} (1={} 2={})".format(amount, tx, decoded, decoded2))
+        raise ValueError("Can't find {} payment in {} (1={} 2={})".format(amount, tx, decoded))
 
     def subd_pid(self, subd):
         """Get the process id of the given subdaemon, eg channeld or gossipd"""