diff --git a/src/quickbot/bot/handlers/editors/string.py b/src/quickbot/bot/handlers/editors/string.py
index 750e177..a5982e1 100644
--- a/src/quickbot/bot/handlers/editors/string.py
+++ b/src/quickbot/bot/handlers/editors/string.py
@@ -81,7 +81,7 @@ async def string_editor(
         keyboard_builder.row(
             InlineKeyboardButton(
                 text=_current_value_caption,
-                copy_text=CopyTextButton(text=_current_value),
+                copy_text=CopyTextButton(text=_current_value[:256]),
             )
         )