diff --git a/ml2/3_4_Visualisation_Pandas.ipynb b/ml2/3_4_Visualisation_Pandas.ipynb
index ad31777..d69e90b 100644
--- a/ml2/3_4_Visualisation_Pandas.ipynb
+++ b/ml2/3_4_Visualisation_Pandas.ipynb
@@ -478,9 +478,7 @@
    "outputs": [],
    "source": [
     "# Now we make that the plot shows both values combined, and change the labels\n",
-    "df.query('Age < 20 and Survived == 1').groupby(['Sex','Pclass']).size().unstack(['Sex']).plot(kind='bar', \\\n",
-    "                        \n",
-    "                                                                                              stacked=True)                                                                                                    "
+    "df.query('Age < 20 and Survived == 1').groupby(['Sex','Pclass']).size().unstack(['Sex']).plot(kind='bar', stacked=True)                                                                                                    "
    ]
   },
   {
@@ -493,6 +491,7 @@
     "\n",
     "pclass_labels = ['First', 'Second', 'Third']\n",
     "sex_labels = {'Female': 0, 'Male': 1}\n",
+    "sex_labels = ['Female', 'Male']\n",
     "\n",
     "plt = df.query('Age < 20 and Survived == 1').groupby(['Sex','Pclass']).size().unstack(['Sex']).plot(kind='bar', \n",
     "                                                            stacked=True, rot=0, subplots=False, figsize=(5,10))\n",
@@ -511,6 +510,7 @@
     "#The same horizontal\n",
     "pclass_labels = ['First', 'Second', 'Third']\n",
     "sex_labels = {'Female': 0, 'Male': 1}\n",
+    "sex_labels = ['Female', 'Male']\n",
     "\n",
     "plt = df.query('Age > 25 and Survived == 1').groupby(['Sex','Pclass']).size().unstack(['Sex']).plot(kind='barh', \n",
     "                                                            stacked=True, rot=0, subplots=False)\n",