diff --git a/quickda/clean_data.py b/quickda/clean_data.py
index 7c47cd1fe..d531a209d 100644
--- a/quickda/clean_data.py
+++ b/quickda/clean_data.py
@@ -109,7 +109,7 @@ def convert_features_dtype_to_numeric(data, numeric_columns):
     df_out = df.copy()
     df_out.loc[:, numeric_columns] = df[numeric_columns].apply(pd.to_numeric, errors='ignore')
     
-    return data_out
+    return df_out
 
 def remove_outliers_in_numerical_feature(data, num_columns):
     
@@ -185,4 +185,4 @@ def clean(data, method="default", columns=[], dtype="numeric", to_replace="", va
         
     except Exception as e:
         print(e)
-        return data
\ No newline at end of file
+        return data