diff --git a/notebooks/data_cleaning/raw/ex2.ipynb b/notebooks/data_cleaning/raw/ex2.ipynb
index 157286d90..d8e959927 100644
--- a/notebooks/data_cleaning/raw/ex2.ipynb
+++ b/notebooks/data_cleaning/raw/ex2.ipynb
@@ -85,13 +85,13 @@
     "scaled_data = minmax_scaling(original_data, columns=['usd_goal_real'])\n",
     "\n",
     "print('Original data\\nPreview:\\n', original_data.head())\n",
-    "print('Minimum value:', float(original_data.min()),\n",
-    "      '\\nMaximum value:', float(original_data.max()))\n",
+    "print('Minimum value:', float(original_data.min().iloc[0]),\n",
+    "      '\\nMaximum value:', float(original_data.max().iloc[0]))\n",
     "print('_'*30)\n",
     "\n",
     "print('\\nScaled data\\nPreview:\\n', scaled_data.head())\n",
-    "print('Minimum value:', float(scaled_data.min()),\n",
-    "      '\\nMaximum value:', float(scaled_data.max()))"
+    "print('Minimum value:', float(scaled_data.min().iloc[0]),\n",
+    "      '\\nMaximum value:', float(scaled_data.max().iloc[0]))"
    ]
   },
   {