diff --git a/src/data/make_dataset.py b/src/data/make_dataset.py
index 14dc3b1..365c0e5 100644
--- a/src/data/make_dataset.py
+++ b/src/data/make_dataset.py
@@ -127,7 +127,7 @@ def main(input_filepath, output_filepath):
     df.n_employment = df.n_employment.astype(pd.Int16Dtype())
         
     logger.info('Dropping useless columns')
-    df = df.drop(['urls', 'other_emails'], axis=1)
+    df.drop(['other_emails'], axis=1, inplace=True)
     
     logger.info('Serializing the dataset in ./data/processed')
     n = 1000000