diff --git a/12_precision_recall/12_precision_recall.ipynb b/12_precision_recall/12_precision_recall.ipynb
index d60190d..170bc63 100644
--- a/12_precision_recall/12_precision_recall.ipynb
+++ b/12_precision_recall/12_precision_recall.ipynb
@@ -8,7 +8,8 @@
    "source": [
     "from matplotlib import pyplot as plt\n",
     "from sklearn.metrics import confusion_matrix , classification_report\n",
-    "import pandas as pd"
+    "import pandas as pd\n"
+    "import seaborn as sns"
    ]
   },
   {