diff --git a/astrbot/core/agent/runners/tool_loop_agent_runner.py b/astrbot/core/agent/runners/tool_loop_agent_runner.py
index db26e37af..86f6f644c 100644
--- a/astrbot/core/agent/runners/tool_loop_agent_runner.py
+++ b/astrbot/core/agent/runners/tool_loop_agent_runner.py
@@ -127,7 +127,7 @@ class ToolLoopAgentRunner(BaseAgentRunner[TContext]):
             # <=0 will never do compress
             max_context_tokens=provider.provider_config.get("max_context_tokens", 4096),
             # enforce max turns before compression
-            enforce_max_turns=self.enforce_max_turns if self.enforce_max_turns != -1 else 15,,
+            enforce_max_turns=self.enforce_max_turns if self.enforce_max_turns != -1 else 15,
             truncate_turns=self.truncate_turns,
             llm_compress_instruction=self.llm_compress_instruction,
             llm_compress_keep_recent=self.llm_compress_keep_recent,