diff --git a/telethon_generator/parser/tl_object.py b/telethon_generator/parser/tl_object.py
index c096a233..fdcf5450 100755
--- a/telethon_generator/parser/tl_object.py
+++ b/telethon_generator/parser/tl_object.py
@@ -165,7 +165,9 @@ class TLArg:
             # The name may contain "date" in it, if this is the case and the type is "int",
             # we can safely assume that this should be treated as a "date" object.
             # Note that this is not a valid Telegram object, but it's easier to work with
-            if re.search(r'(\b|_)date\b', name) and self.type == 'int':
+            if self.type == 'int' and (
+                        re.search(r'(\b|_)date\b', name) or
+                        name in ('expires', 'expires_at', 'was_online')):
                 self.type = 'date'
 
         self.generic_definition = generic_definition