diff --git a/metagpt/logs.py b/metagpt/logs.py
index 4e5e90e3b..eb373614a 100644
--- a/metagpt/logs.py
+++ b/metagpt/logs.py
@@ -36,7 +36,7 @@ def log_llm_stream(msg):
     _llm_stream_log(msg)
 
 
-def log_tool_output(output: str, tool_name: str = "", tags: list[str] = None):
+def log_tool_output(output: dict, tool_name: str = "", tags: list[str] = None):
     """interface for logging tool output, can be set to log tool output in different ways to different places with set_tool_output_logfunc"""
     _tool_output_log(output)
 
diff --git a/metagpt/tools/libs/terminal.py b/metagpt/tools/libs/terminal.py
index b277db8dc..2b1657bdd 100644
--- a/metagpt/tools/libs/terminal.py
+++ b/metagpt/tools/libs/terminal.py
@@ -43,14 +43,14 @@ class Terminal:
             f'echo "{self.end_marker}"' + self.command_terminator
         )  # Unique marker to signal command end
         self.process.stdin.flush()
-        log_tool_output(output=cmd + self.command_terminator, tool_name="Terminal")  # log the command
+        log_tool_output(output={"cmd": cmd + self.command_terminator}, tool_name="Terminal")  # log the command
 
         # Read the output until the unique marker is found
         while True:
             line = self.process.stdout.readline()
             if line.strip() == self.end_marker:
                 break
-            log_tool_output(output=line, tool_name="Terminal")  # log stdout in real-time
+            log_tool_output(output={"output": line}, tool_name="Terminal")  # log stdout in real-time
             cmd_output.append(line)
 
         return "".join(cmd_output)