diff --git a/mt3/colab/music_transcription_with_transformers.ipynb b/mt3/colab/music_transcription_with_transformers.ipynb
index 76711c2..5bddc72 100644
--- a/mt3/colab/music_transcription_with_transformers.ipynb
+++ b/mt3/colab/music_transcription_with_transformers.ipynb
@@ -390,6 +390,10 @@
         "\n",
         "MODEL = \"mt3\" #@param[\"ismir2021\", \"mt3\"]\n",
         "\n",
+        "#@markdown Note: sometimes this cell appears to still be executing when it has\n",
+        "#@markdown in fact completed, possibly due to a Colab UI bug.  If you're unsure,\n",
+        "#@markdown try running the next cell.\n",
+        "\n",
         "checkpoint_path = f'/content/checkpoints/{MODEL}/'\n",
         "\n",
         "load_gtag()\n",