diff --git a/qa/rpc-tests/test_framework/comptool.py b/qa/rpc-tests/test_framework/comptool.py
index b617895ca..70d1d700e 100755
--- a/qa/rpc-tests/test_framework/comptool.py
+++ b/qa/rpc-tests/test_framework/comptool.py
@@ -21,6 +21,10 @@ from .mininode import *
 from .blockstore import BlockStore, TxStore
 from .util import p2p_port
 
+import logging
+
+logger=logging.getLogger("TestFramework.comptool")
+
 global mininode_lock
 
 class RejectResult(object):
@@ -209,7 +213,6 @@ class TestManager(object):
 
         # --> error if not requested
         if not wait_until(blocks_requested, attempts=20*num_blocks):
-            # print [ c.cb.block_request_map for c in self.connections ]
             raise AssertionError("Not all nodes requested block")
 
         # Send getheaders message
@@ -231,7 +234,6 @@ class TestManager(object):
 
         # --> error if not requested
         if not wait_until(transaction_requested, attempts=20*num_events):
-            # print [ c.cb.tx_request_map for c in self.connections ]
             raise AssertionError("Not all nodes requested transaction")
 
         # Get the mempool
@@ -258,13 +260,12 @@ class TestManager(object):
                     if c.cb.bestblockhash == blockhash:
                         return False
                     if blockhash not in c.cb.block_reject_map:
-                        print('Block not in reject map: %064x' % (blockhash))
+                        logger.error('Block not in reject map: %064x' % (blockhash))
                         return False
                     if not outcome.match(c.cb.block_reject_map[blockhash]):
-                        print('Block rejected with %s instead of expected %s: %064x' % (c.cb.block_reject_map[blockhash], outcome, blockhash))
+                        logger.error('Block rejected with %s instead of expected %s: %064x' % (c.cb.block_reject_map[blockhash], outcome, blockhash))
                         return False
                 elif ((c.cb.bestblockhash == blockhash) != outcome):
-                    # print c.cb.bestblockhash, blockhash, outcome
                     return False
             return True
 
@@ -280,19 +281,17 @@ class TestManager(object):
                 if outcome is None:
                     # Make sure the mempools agree with each other
                     if c.cb.lastInv != self.connections[0].cb.lastInv:
-                        # print c.rpc.getrawmempool()
                         return False
                 elif isinstance(outcome, RejectResult): # Check that tx was rejected w/ code
                     if txhash in c.cb.lastInv:
                         return False
                     if txhash not in c.cb.tx_reject_map:
-                        print('Tx not in reject map: %064x' % (txhash))
+                        logger.error('Tx not in reject map: %064x' % (txhash))
                         return False
                     if not outcome.match(c.cb.tx_reject_map[txhash]):
-                        print('Tx rejected with %s instead of expected %s: %064x' % (c.cb.tx_reject_map[txhash], outcome, txhash))
+                        logger.error('Tx rejected with %s instead of expected %s: %064x' % (c.cb.tx_reject_map[txhash], outcome, txhash))
                         return False
                 elif ((txhash in c.cb.lastInv) != outcome):
-                    # print c.rpc.getrawmempool(), c.cb.lastInv
                     return False
             return True
 
@@ -402,7 +401,7 @@ class TestManager(object):
                 if (not self.check_mempool(tx.sha256, tx_outcome)):
                     raise AssertionError("Mempool test failed at test %d" % test_number)
 
-            print("Test %d: PASS" % test_number, [ c.rpc.getblockcount() for c in self.connections ])
+            logger.info("Test %d: PASS" % test_number)
             test_number += 1
 
         [ c.disconnect_node() for c in self.connections ]