diff --git a/Network.py b/Network.py
index 3be278a..5c24617 100755
--- a/Network.py
+++ b/Network.py
@@ -177,7 +177,7 @@ def prepare_image():
 class Evaluator(object):
     def __init__(self):
         self.loss_value = None
-        self.grads_values = None
+        self.grad_values = None
 
     def loss(self, x):
         assert self.loss_value is None
@@ -334,4 +334,4 @@ def grads(self, x):
     imsave(fname, img)
     end_time = time.time()
     print('Image saved as', fname)
-    print('Iteration %d completed in %ds' % (i+1, end_time - start_time))
\ No newline at end of file
+    print('Iteration %d completed in %ds' % (i+1, end_time - start_time))