diff --git a/python/modules/commands.py b/python/modules/commands.py
index 93d99817..1a0bd6ac 100644
--- a/python/modules/commands.py
+++ b/python/modules/commands.py
@@ -174,6 +174,7 @@ def apply_karma(self) -> NoReturn:
             operator = self.matched.group("operator")[0]
             amount = self.matched.group("amount")
             amount = int(amount) if amount else 0
+            reason = self.matched.group("reason")
 
             utcnow = datetime.utcnow()
 
@@ -211,7 +212,7 @@ def apply_karma(self) -> NoReturn:
                     return
 
             user_karma_change, selected_user_karma_change, collective_vote_applied, voters = self.apply_karma_change(
-                operator, amount)
+                operator, amount, reason)
 
             if collective_vote_applied:
                 self.current_user.last_collective_vote = int(utcnow.timestamp())
@@ -223,14 +224,15 @@ def apply_karma(self) -> NoReturn:
                 self.data_service.save_user(self.user)
             self.vk_instance.send_msg(
                 CommandsBuilder.build_karma_change(
-                    user_karma_change, selected_user_karma_change, voters),
+                    user_karma_change, selected_user_karma_change, voters, reason),
                 self.peer_id)
             self.vk_instance.delete_message(self.peer_id, self.msg_id)
 
     def apply_karma_change(
             self,
             operator: str,
-            amount: int
+            amount: int,
+            reason: Optional[str] = None
     ) -> Tuple[
         Optional[Tuple[int, str, int, int]],  # current user karma changed
         Optional[Tuple[int, str, int, int]],  # selected user karma changed
diff --git a/python/modules/commands_builder.py b/python/modules/commands_builder.py
index 29dc739f..c3cce2d9 100644
--- a/python/modules/commands_builder.py
+++ b/python/modules/commands_builder.py
@@ -174,14 +174,16 @@ def build_top_users(
     def build_karma_change(
         user_karma_change: Optional[Tuple[int, str, int, int]],
         selected_user_karma_change: Optional[Tuple[int, str, int, int]],
-        voters: List[int]
+        voters: List[int],
+        reason: Optional[str] = None
     ) -> Optional[str]:
         """Builds karma changing
         """
         if selected_user_karma_change:
+            reason_text = f" Причина: {reason}" if reason else ""
             if user_karma_change:
-                return ("Карма изменена: [id%s|%s] [%s]->[%s], [id%s|%s] [%s]->[%s]." %
-                        (user_karma_change + selected_user_karma_change))
-            return ("Карма изменена: [id%s|%s] [%s]->[%s]. Голосовали: (%s)" %
-                (selected_user_karma_change + (", ".join([f"@id{voter}" for voter in voters]),)))
+                return ("Карма изменена: [id%s|%s] [%s]->[%s], [id%s|%s] [%s]->[%s].%s" %
+                        (user_karma_change + selected_user_karma_change + (reason_text,)))
+            return ("Карма изменена: [id%s|%s] [%s]->[%s]. Голосовали: (%s)%s" %
+                (selected_user_karma_change + (", ".join([f"@id{voter}" for voter in voters]), reason_text)))
         return None
diff --git a/python/patterns.py b/python/patterns.py
index 1834c72c..515ecc58 100644
--- a/python/patterns.py
+++ b/python/patterns.py
@@ -19,7 +19,7 @@
     r'\A\s*(карма|karma)\s*\Z', IGNORECASE)
 
 APPLY_KARMA = recompile(
-    r'\A(\[id(?<selectedUserId>\d+)\|@\w+\])?\s*(?P<operator>\+|\-)(?P<amount>[0-9]*)\s*\Z')
+    r'\A(\[id(?P<selectedUserId>\d+)\|@\w+\])?\s*(?P<operator>\+|\-)(?P<amount>[0-9]*)(?:\s+(?P<reason>.+?))?\s*\Z')
 
 ADD_PROGRAMMING_LANGUAGE = recompile(
     r'\A\s*\+=\s*(?P<language>' + DEFAULT_LANGUAGES + r')\s*\Z', IGNORECASE)
diff --git a/python/tests.py b/python/tests.py
index 4be4241e..f539c9ca 100644
--- a/python/tests.py
+++ b/python/tests.py
@@ -219,9 +219,31 @@ def test_apply_collective_vote(
     def test_apply_karma_change(
         self
     ) -> NoReturn:
-        self.commands.apply_karma_change('-', 6)
+        self.commands.apply_karma_change('-', 6, "тестовая причина")
         self.commands.karma_message()
 
+    @ordered
+    def test_karma_with_reasons(
+        self
+    ) -> NoReturn:
+        # Test karma with reasons
+        test_messages = [
+            "+ решение сработало",
+            "- вопрос недостаточно конкретный",
+            "+5 отличная помощь",
+            "-2 неточный ответ"
+        ]
+        
+        for msg in test_messages:
+            self.commands.msg = msg
+            self.commands.match_command(patterns.APPLY_KARMA)
+            if self.commands.matched:
+                operator = self.commands.matched.group("operator")
+                amount = self.commands.matched.group("amount")
+                amount = int(amount) if amount else 0
+                reason = self.commands.matched.group("reason")
+                print(f"Message: '{msg}' -> Operator: '{operator}', Amount: {amount}, Reason: '{reason}'")
+
 
 if __name__ == '__main__':
     db = BetterBotBaseDataService("test_db")