diff --git a/_sources/recipes/librispeech/tdnn_lstm_ctc.rst.txt b/_sources/recipes/librispeech/tdnn_lstm_ctc.rst.txt
index ca477fbaa..aa380396a 100644
--- a/_sources/recipes/librispeech/tdnn_lstm_ctc.rst.txt
+++ b/_sources/recipes/librispeech/tdnn_lstm_ctc.rst.txt
@@ -398,7 +398,7 @@ We provide a colab notebook for decoding with pre-trained model.
 |librispeech tdnn_lstm_ctc colab notebook|
 
 .. |librispeech tdnn_lstm_ctc colab notebook| image:: https://colab.research.google.com/assets/colab-badge.svg
-   :target: https://colab.research.google.com/drive/1kNmDXNMwREi0rZGAOIAOJo93REBuOTcd
+   :target: https://colab.research.google.com/drive/1-iSfQMp2So-We_Uu49N4AAcMInB72u9z?usp=sharing
 
 
 **Congratulations!** You have finished the TDNN-LSTM-CTC recipe on librispeech in ``icefall``.
diff --git a/recipes/librispeech/tdnn_lstm_ctc.html b/recipes/librispeech/tdnn_lstm_ctc.html
index bf75c6f22..9c0475169 100644
--- a/recipes/librispeech/tdnn_lstm_ctc.html
+++ b/recipes/librispeech/tdnn_lstm_ctc.html
@@ -446,7 +446,7 @@ $ ./tdnn_lstm_ctc/pretrained.py --help
 <section id="colab-notebook">
 <h2>Colab notebook<a class="headerlink" href="#colab-notebook" title="Permalink to this heading"></a></h2>
 <p>We provide a colab notebook for decoding with pre-trained model.</p>
-<p><a class="reference external" href="https://colab.research.google.com/drive/1kNmDXNMwREi0rZGAOIAOJo93REBuOTcd"><img alt="librispeech tdnn_lstm_ctc colab notebook" src="https://colab.research.google.com/assets/colab-badge.svg" /></a></p>
+<p><a class="reference external" href="https://colab.research.google.com/drive/1-iSfQMp2So-We_Uu49N4AAcMInB72u9z?usp=sharing"><img alt="librispeech tdnn_lstm_ctc colab notebook" src="https://colab.research.google.com/assets/colab-badge.svg" /></a></p>
 <p><strong>Congratulations!</strong> You have finished the TDNN-LSTM-CTC recipe on librispeech in <code class="docutils literal notranslate"><span class="pre">icefall</span></code>.</p>
 </section>
 </section>