diff --git a/examples/Dopant_Prediction/doper_example.ipynb b/examples/Dopant_Prediction/doper_example.ipynb
index aa269ca6..dde348c8 100644
--- a/examples/Dopant_Prediction/doper_example.ipynb
+++ b/examples/Dopant_Prediction/doper_example.ipynb
@@ -18,17 +18,6 @@
     "## Application to titanium dioxide"
    ]
   },
-  {
-   "cell_type": "code",
-   "execution_count": 16,
-   "id": "eb3f1399",
-   "metadata": {},
-   "outputs": [],
-   "source": [
-    "import sys\n",
-    "sys.path.append(\"/Users/jiwoolee/Documents/smactClone/SMACT\")"
-   ]
-  },
   {
    "cell_type": "code",
    "execution_count": 18,
@@ -138,7 +127,7 @@
     "material = Doper((\"Ti4+\", \"O2-\"))\n",
     "material.get_dopants()\n",
     "\n",
-    "#15 possible dopants\n",
+    "# 15 possible dopants\n",
     "material.get_dopants(15)"
    ]
   },