diff --git a/ml1/2_0_0_Intro_ML.ipynb b/ml1/2_0_0_Intro_ML.ipynb
index 47942bf..97168e6 100644
--- a/ml1/2_0_0_Intro_ML.ipynb
+++ b/ml1/2_0_0_Intro_ML.ipynb
@@ -79,7 +79,7 @@
    "metadata": {},
    "source": [
     "## Licence\n",
-    "The notebook is freely licensed under under the [Creative Commons Attribution Share-Alike license](https://creativecommons.org/licenses/by/2.0/).  \n",
+    "The notebook is freely licensed under the [Creative Commons Attribution Share-Alike license](https://creativecommons.org/licenses/by/2.0/).  \n",
     "\n",
     "©  Carlos A. Iglesias, Universidad Politécnica de Madrid."
    ]