diff --git a/dags/split_subkonto2.py b/dags/split_subkonto2.py
index 8022b06..438f965 100644
--- a/dags/split_subkonto2.py
+++ b/dags/split_subkonto2.py
@@ -284,7 +284,7 @@ def split_subkonto_from_1C(**kwargs):
     """, engine)
     if df.empty:
         return pd.DataFrame(columns=['schet, subkonto2', 'naimenovanie', 'nomer', 'date_begin', 'date_end']).to_dict(orient='records')
-    result_df = df['subkonto2'].apply(parse_contract_cell)
+    result_df = df.merge(df['subkonto2'].apply(parse_contract_cell), how='left', on='subkonto2') 
     return result_df.to_dict(orient='records')
 
 def merge_dict_and_split_1C(**kwargs):