diff --git a/dags/split_subkonto2.py b/dags/split_subkonto2.py
index a3b93f0..1659149 100644
--- a/dags/split_subkonto2.py
+++ b/dags/split_subkonto2.py
@@ -283,7 +283,7 @@ def merge_dict_and_split_1C(**kwargs):
     result_df['naimenovanie'] = result_df['naimenovanie_split']
 
     result_df['nomer'] = np.where(
-    (result_df['nomer_dict'].notna()) | (result_df['nomer_split'] != result_df['nomer_dict']),
+    (result_df['nomer_dict'].notna()) & (result_df['nomer_split'] != result_df['nomer_dict']),
     result_df['nomer_dict'],
     result_df['nomer_split']
     )