diff --git a/api/core/tools/utils/text_processing_utils.py b/api/core/tools/utils/text_processing_utils.py
index 6db9dfd0d9b578..105823f896788e 100644
--- a/api/core/tools/utils/text_processing_utils.py
+++ b/api/core/tools/utils/text_processing_utils.py
@@ -12,5 +12,6 @@ def remove_leading_symbols(text: str) -> str:
         str: The text with leading punctuation or symbols removed.
     """
     # Match Unicode ranges for punctuation and symbols
-    pattern = r"^[\u2000-\u206F\u2E00-\u2E7F\u3000-\u303F!\"#$%&'()*+,\-./:;<=>?@\[\]^_`{|}~]+"
+    # FIXME this pattern is confused quick fix for #11868 maybe refactor it later
+    pattern = r"^[\u2000-\u206F\u2E00-\u2E7F\u3000-\u303F!\"#$%&'()*+,./:;<=>?@^_`~]+"
     return re.sub(pattern, "", text)