diff --git a/src/agent/custom_agent.py b/src/agent/custom_agent.py
index 10be78d4..98d38677 100644
--- a/src/agent/custom_agent.py
+++ b/src/agent/custom_agent.py
@@ -34,7 +34,7 @@
 from json_repair import repair_json
 from src.utils.agent_state import AgentState
 
-from .custom_massage_manager import CustomMassageManager
+from .custom_message_manager import CustomMessageManager
 from .custom_views import CustomAgentOutput, CustomAgentStepInfo
 
 logger = logging.getLogger(__name__)
@@ -116,7 +116,7 @@ def __init__(
         # agent_state for Stop
         self.agent_state = agent_state
         self.agent_prompt_class = agent_prompt_class
-        self.message_manager = CustomMassageManager(
+        self.message_manager = CustomMessageManager(
             llm=self.llm,
             task=self.task,
             action_descriptions=self.controller.registry.get_prompt_description(),
diff --git a/src/agent/custom_massage_manager.py b/src/agent/custom_message_manager.py
similarity index 99%
rename from src/agent/custom_massage_manager.py
rename to src/agent/custom_message_manager.py
index f39c9998..4cc42e21 100644
--- a/src/agent/custom_massage_manager.py
+++ b/src/agent/custom_message_manager.py
@@ -24,7 +24,7 @@
 logger = logging.getLogger(__name__)
 
 
-class CustomMassageManager(MessageManager):
+class CustomMessageManager(MessageManager):
     def __init__(
             self,
             llm: BaseChatModel,