diff --git a/aiogram/bot/api.py b/aiogram/bot/api.py
index d0639aa2..12d830e0 100644
--- a/aiogram/bot/api.py
+++ b/aiogram/bot/api.py
@@ -109,9 +109,9 @@ def check_result(method_name: str, content_type: str, status_code: int, body: st
         return result_json.get('result')
     if parameters.retry_after:
         raise exceptions.RetryAfter(parameters.retry_after)
-    elif parameters.migrate_to_chat_id:
+    if parameters.migrate_to_chat_id:
         raise exceptions.MigrateToChat(parameters.migrate_to_chat_id)
-    elif status_code == HTTPStatus.BAD_REQUEST:
+    if status_code == HTTPStatus.BAD_REQUEST:
         exceptions.BadRequest.detect(description)
     elif status_code == HTTPStatus.NOT_FOUND:
         exceptions.NotFound.detect(description)
diff --git a/aiogram/dispatcher/filters/builtin.py b/aiogram/dispatcher/filters/builtin.py
index 2a23e8fc..e70ee8ec 100644
--- a/aiogram/dispatcher/filters/builtin.py
+++ b/aiogram/dispatcher/filters/builtin.py
@@ -275,7 +275,7 @@ class Text(Filter):
                                                       ('endswith', endswith)
                                                       ] if arg[1] is not None])
             raise ValueError(f"Arguments '{args}' cannot be used together.")
-        elif check == 0:
+        if check == 0:
             raise ValueError(f"No one mode is specified!")
 
         equals, contains, endswith, startswith = map(
diff --git a/aiogram/dispatcher/filters/filters.py b/aiogram/dispatcher/filters/filters.py
index 09ab2477..c1e78647 100644
--- a/aiogram/dispatcher/filters/filters.py
+++ b/aiogram/dispatcher/filters/filters.py
@@ -70,7 +70,7 @@ async def check_filters(filters: typing.Iterable[FilterObj], args):
             f = await execute_filter(filter_, args)
             if not f:
                 raise FilterNotPassed()
-            elif isinstance(f, dict):
+            if isinstance(f, dict):
                 data.update(f)
     return data
 
diff --git a/aiogram/utils/callback_data.py b/aiogram/utils/callback_data.py
index e24ad7b1..381aad3f 100644
--- a/aiogram/utils/callback_data.py
+++ b/aiogram/utils/callback_data.py
@@ -90,7 +90,7 @@ class CallbackData:
         prefix, *parts = callback_data.split(self.sep)
         if prefix != self.prefix:
             raise ValueError("Passed callback data can't be parsed with that prefix.")
-        elif len(parts) != len(self._part_names):
+        if len(parts) != len(self._part_names):
             raise ValueError('Invalid parts count!')
 
         result = {'@': prefix}