diff --git a/examples/training_rnn.ipynb b/examples/training_rnn.ipynb
index c04e612..717d95b 100644
--- a/examples/training_rnn.ipynb
+++ b/examples/training_rnn.ipynb
@@ -20,7 +20,10 @@
     "6. Neural Network Analysis\n",
     "\n",
     "\n",
-    "[Run this notebook in colab](https://colab.research.google.com/github/haihabi/PyNNcml/blob/master/examples/training_rnn.ipynb)\n"
+    "[Run this notebook in colab](https://colab.research.google.com/github/haihabi/PyNNcml/blob/master/examples/training_rnn.ipynb)\n",
+    "\n",
+    "To run this notebook on Colab using GPU, please do the following:\n",
+    "Runtime -> Change runtime type -> Select GPU -> Save\n"
    ],
    "metadata": {
     "collapsed": false