diff --git a/module3/exo1/influenza-like-illness-analysis.ipynb b/module3/exo1/influenza-like-illness-analysis.ipynb
index 07243878c94dacbbe9ea0c3f8eb6060eba51cf84..d5c7063e3c8433396be0739a6419d795dde948d2 100644
--- a/module3/exo1/influenza-like-illness-analysis.ipynb
+++ b/module3/exo1/influenza-like-illness-analysis.ipynb
@@ -2239,7 +2239,7 @@
     }
    ],
    "source": [
-    "sorted_data['inc'] = pd.to_numeric(sorted_data['inc'])\n",
+    "sorted_data['inc'] = pd.to_numeric(sorted_data['inc'],)\n",
     "sorted_data['inc'].plot()"
    ]
   },