diff --git a/analysis.ipynb b/analysis.ipynb
index a785b863..5d462f5d 100644
--- a/analysis.ipynb
+++ b/analysis.ipynb
@@ -691,7 +691,6 @@
    "source": [
     "enc = MultiLabelBinarizer()\n",
     "genres_indicator = enc.fit_transform(tracks['track', 'genres'])\n",
-    "genres_names = enc.classes_\n",
     "genres_names = genres.loc[enc.classes_, 'title'].values\n",
     "cross_correlation = genres_indicator.T @ genres_indicator"
    ]
@@ -782,4 +781,4 @@
  "metadata": {},
  "nbformat": 4,
  "nbformat_minor": 2
-}
+}
\ No newline at end of file