diff --git a/neat/locals/overload/mhod/multisize_estimation.py b/neat/locals/overload/mhod/multisize_estimation.py
index 57b7887..3a20138 100644
--- a/neat/locals/overload/mhod/multisize_estimation.py
+++ b/neat/locals/overload/mhod/multisize_estimation.py
@@ -268,7 +268,8 @@ def init_request_windows(number_of_states, max_window_size):
     :return: The initialized request windows data structure.
      :rtype: list(deque)
     """
-    return number_of_states * [deque([], max_window_size)]
+    return [deque([], max_window_size)
+            for _ in range(number_of_states)]
 
 
 @contract
@@ -284,12 +285,12 @@ def init_variances(window_sizes, number_of_states):
     :return: The initialized variances data structure.
      :rtype: list(list(dict))
     """
-    data = dict(zip(window_sizes, len(window_sizes) * [1.0]))
     variances = []
     for i in range(number_of_states):
         variances.append([])
         for j in range(number_of_states):
-            variances[i].append(dict(data))
+            variances[i].append(dict(zip(window_sizes,
+                                         len(window_sizes) * [1.0])))
     return variances
 
 
@@ -306,12 +307,12 @@ def init_deque_structure(window_sizes, number_of_states):
     :return: The initialized 3 level deque data structure.
      :rtype: list(list(dict))
     """
-    data = dict((size, deque([], size)) for size in window_sizes)
     structure = []
     for i in range(number_of_states):
         structure.append([])
         for j in range(number_of_states):
-            structure[i].append(dict(data))
+            structure[i].append(dict((size, deque([], size))
+                                     for size in window_sizes))
     return structure
 
 
diff --git a/tests/locals/overload/mhod/test_core.py b/tests/locals/overload/mhod/test_core.py
index 2dfb477..c0e16bb 100644
--- a/tests/locals/overload/mhod/test_core.py
+++ b/tests/locals/overload/mhod/test_core.py
@@ -110,3 +110,19 @@ class Core(TestCase):
     def test_issue_command_deterministic(self):
         self.assertEqual(c.issue_command_deterministic([1]), False)
         self.assertEqual(c.issue_command_deterministic([]), True)
+
+    def test_mhod(self):
+        from pprint import pprint
+        state_config = [0.99]
+        otf = 0.2
+        window_sizes = [30, 40, 50, 60, 70, 80, 90, 100]
+        bruteforce_step = 0.2
+        learning_steps = 30
+        time_step = 300
+        migration_time = 20.
+        state = c.init_state(window_sizes, 2)
+        utilization = [0.859]
+
+        pprint(state)
+        pprint(c.mhod(state_config, otf, window_sizes, bruteforce_step, learning_steps,
+                     time_step, migration_time, utilization, state))