diff --git a/ethereum/messages.py b/ethereum/messages.py
index 5c7bc2fbb..65e642f02 100644
--- a/ethereum/messages.py
+++ b/ethereum/messages.py
@@ -406,7 +406,6 @@ def _apply_msg(ext, msg, code):
     if res == 0:
         log_msg.debug('REVERTING')
         ext.revert(snapshot)
-    # print("storage modified list:", ext.storage_modified_list)
     return res, gas, dat
 
 
diff --git a/ethereum/vm.py b/ethereum/vm.py
index a95e39526..4a419d4ae 100644
--- a/ethereum/vm.py
+++ b/ethereum/vm.py
@@ -530,7 +530,6 @@ def vm_execute(ext, msg, code):
                 # adds neg gascost as a refund if below zero
                 ext.add_refund(refund)
                 ext.set_storage_data(msg.to, s0, s1)
-                print("SSTORE at", msg.to)
                 ext.storage_modified_list.append(msg.to)
             elif op == 'JUMP':
                 compustate.pc = stk.pop()