diff --git a/09_up_and_running_with_tensorflow.ipynb b/09_up_and_running_with_tensorflow.ipynb
index f009bab..e98a8ee 100644
--- a/09_up_and_running_with_tensorflow.ipynb
+++ b/09_up_and_running_with_tensorflow.ipynb
@@ -60,8 +60,8 @@
     "# to make this notebook's output stable across runs\n",
     "def reset_graph(seed=42):\n",
     "    tf.reset_default_graph()\n",
-    "    tf.set_random_seed(42)\n",
-    "    np.random.seed(42)\n",
+    "    tf.set_random_seed(seed)\n",
+    "    np.random.seed(seed)\n",
     "\n",
     "# To plot pretty figures\n",
     "%matplotlib inline\n",