diff --git a/Convolutional Neural Networks/Week 4/Art Generation/nst_utils.py b/Convolutional Neural Networks/Week 4/Art Generation/nst_utils.py
index af34181..4f0dcab 100644
--- a/Convolutional Neural Networks/Week 4/Art Generation/nst_utils.py	
+++ b/Convolutional Neural Networks/Week 4/Art Generation/nst_utils.py	
@@ -108,7 +108,7 @@ def _conv2d(prev_layer, layer, layer_name):
         W, b = _weights(layer, layer_name)
         W = tf.constant(W)
         b = tf.constant(np.reshape(b, (b.size)))
-        return tf.nn.conv2d(prev_layer, filter=W, strides=[1, 1, 1, 1], padding='SAME') + b
+        return tf.nn.conv2d(prev_layer, filters=W, strides=[1, 1, 1, 1], padding='SAME') + b
 
     def _conv2d_relu(prev_layer, layer, layer_name):
         """
@@ -185,4 +185,4 @@ def save_image(path, image):
     
     # Clip and Save the image
     image = np.clip(image[0], 0, 255).astype('uint8')
-    scipy.misc.imsave(path, image)
\ No newline at end of file
+    scipy.misc.imsave(path, image)