diff --git a/pilot/out_parser/base.py b/pilot/out_parser/base.py
index 0538aa54c..bb2d0b2b2 100644
--- a/pilot/out_parser/base.py
+++ b/pilot/out_parser/base.py
@@ -57,7 +57,7 @@ class BaseOutputParser(ABC):
                 output = data["text"][skip_echo_len:].strip()
             elif "guanaco" in CFG.LLM_MODEL:
                 # output = data["text"][skip_echo_len + 14:].replace("<s>", "").strip()
-                output = data["text"][skip_echo_len:].replace("<s>", "").strip()
+                output = data["text"][skip_echo_len + 2:].replace("<s>", "").strip()
             else:
                 output = data["text"].strip()