hydrogram
diff --git a/‎compiler/api/compiler.py‎
Lines changed: 1 addition & 1 deletion b/‎compiler/api/compiler.py‎
Lines changed: 1 addition & 1 deletion
diff --git a/‎compiler/api/template/combinator.txt‎
Lines changed: 1 addition & 1 deletion b/‎compiler/api/template/combinator.txt‎
Lines changed: 1 addition & 1 deletion
@@ -115,7 +115,7 @@ def get_type_hint(type: str) -> str:
         type = f"List[{get_type_hint(sub_type)}]"
 
     if is_core:
-        return f"Union[None, {type}] = None" if is_flag else type
+        return f"Optional[{type}] = None" if is_flag else type
     else:
         ns, name = type.split(".") if "." in type else ("", type)
         type = f'"raw.base.' + ".".join([ns, name]).strip(".") + '"'
 
@@ -5,7 +5,7 @@ from io import BytesIO
 from pyrogram.raw.core.primitives import Int, Long, Int128, Int256, Bool, Bytes, String, Double, Vector
 from pyrogram.raw.core import TLObject
 from pyrogram import raw
-from typing import List, Union, Any
+from typing import List, Optional, Any
 
 {warning}