diff --git a/SmartManager/App/command.py b/SmartManager/App/command.py
index 10bc2ba..47d4016 100644
--- a/SmartManager/App/command.py
+++ b/SmartManager/App/command.py
@@ -7,7 +7,7 @@ class CommandInterface(ABC):
     hint: str = "Command class for Controlling other commands.."
 
     @abstractmethod
-    def convert_to_command(self, textrepr: str) -> CommandInterface:
+    def convert_to_command(self, textrepr: str):
         pass
 
     @abstractmethod