diff --git a/agent/component/invoke.py b/agent/component/invoke.py
index 9b9053f57..a8be31f6f 100644
--- a/agent/component/invoke.py
+++ b/agent/component/invoke.py
@@ -57,7 +57,7 @@ class Invoke(ComponentBase, ABC):
                 _, out = cpn.output(allow_partial=False)
                 args[para["key"]] = "\n".join(out["content"])
             else:
-                args[para["key"]] = "\n".join(para["value"])
+                args[para["key"]] = para["value"]
 
         url = self._param.url.strip()
         if url.find("http") != 0: