diff --git a/telebot/types.py b/telebot/types.py
index 6e02a0a59..769faf3b8 100644
--- a/telebot/types.py
+++ b/telebot/types.py
@@ -19,6 +19,7 @@
 
 
 DISABLE_KEYLEN_ERROR = False
+JSONDESERIALIZABLE_INDENT = 2
 JSONDESERIALIZABLE_PARSE_OUTPUT = False
 JSONDESERIALIZABLE_SKIP_NONE = True
 
@@ -115,7 +116,7 @@ def __str__(self) -> str:
             }
         )
         return (
-            json.dumps(self, default=default, indent=2, ensure_ascii=False)
+            json.dumps(self, default=default, indent=JSONDESERIALIZABLE_INDENT, ensure_ascii=False)
             if JSONDESERIALIZABLE_PARSE_OUTPUT
             else str(
                 {