diff --git a/app.py b/app.py
index 76a6971..97f5562 100644
--- a/app.py
+++ b/app.py
@@ -114,6 +114,9 @@ def extract(username: str, password: str):
         if 'GRUPO' not in df.columns:
            raise KeyError("Column 'GRUPO' not found in the DataFrame")
 
+        # Remove decimals from the 'PERIODO' column (if present)
+        df['PERIODO'] = df['PERIODO'].apply(lambda x: str(x).replace('.0', '') if isinstance(x, (float, int)) else x)
+
         # Convert the DataFrame to JSON
         json_result = df[df['GRUPO'] != 'Promedio:'].to_json(orient='records')