diff --git a/qa/cryptoconditions/test_integration.py b/qa/cryptoconditions/test_integration.py
index 87ee59825..ee266dfdf 100644
--- a/qa/cryptoconditions/test_integration.py
+++ b/qa/cryptoconditions/test_integration.py
@@ -8,87 +8,49 @@ from testsupport import *
 
 @fanout_input(0)
 def test_basic_spend(inp):
-    spend0 = {
-        'inputs': [inp],
-        "outputs": [
-            {"amount": 500, "script": {"condition": cond_alice}},
-            {"amount": 500, "script": {"address": notary_addr}}
-        ]
-    }
-    spend0_txid = submit(sign(spend0))
-    spend1 = {
-        'inputs': [
-            {'txid': spend0_txid, 'idx': 0, 'script': {"fulfillment": cond_alice}},
-            {'txid': spend0_txid, 'idx': 1, 'script': {'address': notary_addr}}
-        ],
-        'outputs': [{"amount": 1000, "script": {"address": notary_addr}}]
-    }
-    spend1_txid = submit(sign(spend1))
-    assert rpc.getrawtransaction(spend1_txid)
+    spend = {'inputs': [inp], "outputs": [nospend]}
+    spend_txid = submit(sign(spend))
+    assert rpc.getrawtransaction(spend_txid)
 
 
 @fanout_input(1)
 def test_fulfillment_wrong_signature(inp):
-    spend0 = {
-        'inputs': [inp],
-        "outputs": [{"amount": 1000, "script": {"condition": cond_bob}}]
-    }
-    spend0_txid = submit(sign(spend0))
-    spend1 = {
-        'inputs': [{'txid': spend0_txid, 'idx': 0, 'script': {"fulfillment": cond_alice}}],
-        'outputs': [{"amount": 1000, "script": {"address": notary_addr}}]
-    }
+    # Set other pubkey and sign
+    inp['script']['fulfillment']['publicKey'] = bob_pk
+    spend = {'inputs': [inp], 'outputs': [nospend]}
+    signed = sign(spend)
 
-    signed = sign(spend1)
     # Set the correct pubkey, signature is wrong
-    signed['tx']['inputs'][0]['script']['fulfillment']['publicKey'] = bob_pk
+    signed['tx']['inputs'][0]['script']['fulfillment']['publicKey'] = alice_pk
 
     try:
-        assert not submit(sign(spend1)), 'should raise an error'
+        assert not submit(signed), 'should raise an error'
     except RPCError as e:
-        assert '16: mandatory-script-verify-flag-failed' in str(e), str(e)
+        assert 'Script evaluated without error but finished with a false/empty top stack element' in str(e), str(e)
 
 
 @fanout_input(2)
 def test_fulfillment_wrong_pubkey(inp):
-    spend0 = {
-        'inputs': [inp],
-        "outputs": [{"amount": 1000, "script": {"condition": cond_alice}}]
-    }
-    spend0_txid = submit(sign(spend0))
-    spend1 = {
-        'inputs': [{'txid': spend0_txid, 'idx': 0, 'script': {"fulfillment": cond_alice}}],
-        'outputs': [{"amount": 1000, "script": {"address": notary_addr}}]
-    }
+    spend = {'inputs': [inp], 'outputs': [nospend]}
 
-    signed = sign(spend1)
+    signed = sign(spend)
     # Set the wrong pubkey, signature is correct
     signed['tx']['inputs'][0]['script']['fulfillment']['publicKey'] = bob_pk
 
     try:
         assert not submit(signed), 'should raise an error'
     except RPCError as e:
-        assert '16: mandatory-script-verify-flag-failed' in str(e), str(e)
+        assert 'Script evaluated without error but finished with a false/empty top stack element' in str(e), str(e)
 
 
 @fanout_input(3)
 def test_fulfillment_invalid_fulfillment(inp):
-    spend0 = {
-        'inputs': [inp],
-        "outputs": [{"amount": 1000, "script": {"condition": cond_alice}}]
-    }
-    spend0_txid = submit(sign(spend0))
-
     # Create a valid script with an invalid fulfillment payload
-    script = binascii.hexlify(b"\007invalid").decode('utf-8')
-
-    spend1 = {
-        'inputs': [{'txid': spend0_txid, 'idx': 0, 'script': script}],
-        'outputs': [{"amount": 1000, "script": {"address": notary_addr}}]
-    }
+    inp['script'] = binascii.hexlify(b"\007invalid").decode('utf-8')
+    spend = {'inputs': [inp], 'outputs': [nospend]}
 
     try:
-        assert not submit({'tx': spend1}), 'should raise an error'
+        assert not submit({'tx': spend}), 'should raise an error'
     except RPCError as e:
         assert 'Crypto-Condition payload is invalid' in str(e), str(e)
 
diff --git a/qa/cryptoconditions/testsupport.py b/qa/cryptoconditions/testsupport.py
index aad64e320..5b00f8218 100644
--- a/qa/cryptoconditions/testsupport.py
+++ b/qa/cryptoconditions/testsupport.py
@@ -68,7 +68,7 @@ def wait_for_block(height):
 
 def sign(tx):
     signed = hoek.signTxBitcoin({'tx': tx, 'privateKeys': [notary_sk]})
-    return hoek.signTxEd25519({'tx': signed['tx'], 'privateKeys': [alice_sk]})
+    return hoek.signTxEd25519({'tx': signed['tx'], 'privateKeys': [alice_sk, bob_sk]})
 
 
 def submit(tx):
@@ -98,7 +98,7 @@ def get_fanout_txid():
             {'txid': reward_txid, 'idx': 0, 'script': {'pubkey': notary_pk}}
         ],
         "outputs": (100 * [
-            {"amount": 1000, "script": {"address": notary_addr}}
+            {"amount": 1000, "script": {"condition": cond_alice}}
         ] + [{"amount": remainder, 'script': {'address': notary_addr}}])
     }
 
@@ -110,7 +110,7 @@ def fanout_input(n):
         def wrapper():
             if not hasattr(fanout_input, 'txid'):
                 fanout_input.txid = get_fanout_txid()
-            inp = {'txid': fanout_input.txid, 'idx': n, 'script': {'address': notary_addr}}
+            inp = {'txid': fanout_input.txid, 'idx': n, 'script': {'fulfillment': cond_alice}}
             f(inp)
         return functools.wraps(f)(wrapper)
     return decorate
@@ -126,3 +126,4 @@ cond_alice = {"type": "ed25519-sha-256", "publicKey": alice_pk}
 bob_pk = 'C8MfEjKiFxDguacHvcM7MV83cRQ55RAHacC73xqg8qeu'
 bob_sk = 'GrP1fZdUxUc1NYmu7kiNkJV4p7PKpshp1yBY7hogPUWT'
 cond_bob = {"type": "ed25519-sha-256", "publicKey": bob_pk}
+nospend = {"amount": 1000, "script": {"address": notary_addr}}