diff --git a/doc/source/models/CPA.ipynb b/doc/source/models/CPA.ipynb
index 2a597f271e2528c8ae0722657d3172c60345f268..47e2d9361da8a696fa3208cc44bb1d82fc31a753 100644
--- a/doc/source/models/CPA.ipynb
+++ b/doc/source/models/CPA.ipynb
@@ -5,18 +5,10 @@
    "id": "df447d16",
    "metadata": {},
    "source": [
-    "# Cubic EOS\n",
+    "# Cubic Plus Association (CPA)\n",
     "\n",
-    "Something about cubic EOS"
+    "The combination of a cubic EOS with association"
    ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "id": "9a884dab",
-   "metadata": {},
-   "outputs": [],
-   "source": []
   }
  ],
  "metadata": {