diff --git a/src/chat/utils/utils.py b/src/chat/utils/utils.py
index 9f85d0ff1..b9942816f 100644
--- a/src/chat/utils/utils.py
+++ b/src/chat/utils/utils.py
@@ -369,8 +369,8 @@ def process_llm_response(
         recovered_sentences = []
         for s in sentences:
             if isinstance(s, dict) and s.get("type") == "typo":
-                s["original"] = recover_kaomoji([s["original"]], kaomoji_mapping)
-                s["typo"] = recover_kaomoji([s["typo"]], kaomoji_mapping)
+                s["original"] = recover_kaomoji(s["original"], kaomoji_mapping)
+                s["typo"] = recover_kaomoji(s["typo"], kaomoji_mapping)
                 s["correction"] = recover_kaomoji(s["correction"], kaomoji_mapping)
                 recovered_sentences.append(s)
             elif isinstance(s, dict) and s.get("type") == "text":