diff --git a/.gitignore b/.gitignore
index 6dd3608f1..a6f45d894 100644
--- a/.gitignore
+++ b/.gitignore
@@ -175,3 +175,4 @@ htmlcov.*
 *.pkl
 *-structure.csv
 *-structure.json
+*.dot
\ No newline at end of file
diff --git a/metagpt/environment.py b/metagpt/environment.py
index b68aa40de..42f7ef5bf 100644
--- a/metagpt/environment.py
+++ b/metagpt/environment.py
@@ -21,7 +21,7 @@ from metagpt.context import Context
 from metagpt.logs import logger
 from metagpt.roles.role import Role
 from metagpt.schema import Message
-from metagpt.utils.common import is_subscribed, read_json_file, write_json_file
+from metagpt.utils.common import is_send_to, read_json_file, write_json_file
 
 
 class Environment(BaseModel):
@@ -111,8 +111,8 @@ class Environment(BaseModel):
         logger.debug(f"publish_message: {message.dump()}")
         found = False
         # According to the routing feature plan in Chapter 2.2.3.2 of RFC 113
-        for role, subscription in self.members.items():
-            if is_subscribed(message, subscription):
+        for role, addrs in self.member_addrs.items():
+            if is_send_to(message, addrs):
                 role.put_message(message)
                 found = True
         if not found:
@@ -157,13 +157,13 @@ class Environment(BaseModel):
                 return False
         return True
 
-    def get_subscription(self, obj):
-        """Get the labels for messages to be consumed by the object."""
-        return self.members.get(obj, {})
+    def get_addresses(self, obj):
+        """Get the addresses of the object."""
+        return self.member_addrs.get(obj, {})
 
-    def set_subscription(self, obj, tags):
-        """Set the labels for message to be consumed by the object"""
-        self.members[obj] = tags
+    def set_addresses(self, obj, addresses):
+        """Set the addresses of the object"""
+        self.member_addrs[obj] = addresses
 
     def archive(self, auto_archive=True):
         if auto_archive and self.context.git_repo:
diff --git a/metagpt/roles/role.py b/metagpt/roles/role.py
index 6a409e32e..42399a6f3 100644
--- a/metagpt/roles/role.py
+++ b/metagpt/roles/role.py
@@ -145,7 +145,7 @@ class Role(SerializationMixin, is_polymorphic_base=True):
     states: list[str] = []
     actions: list[SerializeAsAny[Action]] = Field(default=[], validate_default=True)
     rc: RoleContext = Field(default_factory=RoleContext)
-    subscription: set[str] = set()
+    addresses: set[str] = set()
 
     # builtin variables
     recovered: bool = False  # to tag if a recovered role
@@ -200,9 +200,9 @@ class Role(SerializationMixin, is_polymorphic_base=True):
         return self.context.config.project_path
 
     @model_validator(mode="after")
-    def check_subscription(self):
-        if not self.subscription:
-            self.subscription = {any_to_str(self), self.name} if self.name else {any_to_str(self)}
+    def check_addresses(self):
+        if not self.addresses:
+            self.addresses = {any_to_str(self), self.name} if self.name else {any_to_str(self)}
         return self
 
     def __init__(self, **data: Any):
@@ -322,14 +322,14 @@ class Role(SerializationMixin, is_polymorphic_base=True):
     def is_watch(self, caused_by: str):
         return caused_by in self.rc.watch
 
-    def subscribe(self, tags: Set[str]):
+    def set_addresses(self, addresses: Set[str]):
         """Used to receive Messages with certain tags from the environment. Message will be put into personal message
         buffer to be further processed in _observe. By default, a Role subscribes Messages with a tag of its own name
         or profile.
         """
-        self.subscription = tags
+        self.addresses = addresses
         if self.rc.env:  # According to the routing feature plan in Chapter 2.2.3.2 of RFC 113
-            self.rc.env.set_subscription(self, self.subscription)
+            self.rc.env.set_addresses(self, self.addresses)
 
     def _set_state(self, state: int):
         """Update the current state."""
@@ -342,7 +342,7 @@ class Role(SerializationMixin, is_polymorphic_base=True):
         messages by observing."""
         self.rc.env = env
         if env:
-            env.set_subscription(self, self.subscription)
+            env.set_addresses(self, self.addresses)
             self.refresh_system_message()  # add env message to system message
 
     @property
diff --git a/metagpt/utils/common.py b/metagpt/utils/common.py
index c7751c2af..dd67c0585 100644
--- a/metagpt/utils/common.py
+++ b/metagpt/utils/common.py
@@ -381,12 +381,12 @@ def any_to_str_set(val) -> set:
     return res
 
 
-def is_subscribed(message: "Message", tags: set):
+def is_send_to(message: "Message", addresses: set):
     """Return whether it's consumer"""
     if MESSAGE_ROUTE_TO_ALL in message.send_to:
         return True
 
-    for i in tags:
+    for i in addresses:
         if i in message.send_to:
             return True
     return False