diff --git a/11_deep_learning.ipynb b/11_deep_learning.ipynb
index 46abb3b..8f83e95 100644
--- a/11_deep_learning.ipynb
+++ b/11_deep_learning.ipynb
@@ -1279,7 +1279,7 @@
     "X = tf.get_default_graph().get_tensor_by_name(\"X:0\")\n",
     "y = tf.get_default_graph().get_tensor_by_name(\"y:0\")\n",
     "\n",
-    "hidden3 = tf.get_default_graph().get_tensor_by_name(\"dnn/hidden4/Relu:0\")\n",
+    "hidden3 = tf.get_default_graph().get_tensor_by_name(\"dnn/hidden3/Relu:0\")\n",
     "\n",
     "new_hidden4 = tf.layers.dense(hidden3, n_hidden4, activation=tf.nn.relu, name=\"new_hidden4\")\n",
     "new_logits = tf.layers.dense(new_hidden4, n_outputs, name=\"new_outputs\")\n",
@@ -4654,7 +4654,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.5.2"
+   "version": "3.6.5"
   },
   "nav_menu": {
    "height": "360px",