diff --git a/fbchat/_attachment.py b/fbchat/_attachment.py
index ec48721..afc54fb 100644
--- a/fbchat/_attachment.py
+++ b/fbchat/_attachment.py
@@ -2,7 +2,7 @@ import attr
 from . import _util
 
 
-@attr.s(cmp=False)
+@attr.s
 class Attachment:
     """Represents a Facebook attachment."""
 
@@ -10,12 +10,12 @@ class Attachment:
     uid = attr.ib(None)
 
 
-@attr.s(cmp=False)
+@attr.s
 class UnsentMessage(Attachment):
     """Represents an unsent message attachment."""
 
 
-@attr.s(cmp=False)
+@attr.s
 class ShareAttachment(Attachment):
     """Represents a shared item (e.g. URL) attachment."""
 
diff --git a/fbchat/_file.py b/fbchat/_file.py
index 10edf9c..f547138 100644
--- a/fbchat/_file.py
+++ b/fbchat/_file.py
@@ -3,7 +3,7 @@ from . import _util
 from ._attachment import Attachment
 
 
-@attr.s(cmp=False)
+@attr.s
 class FileAttachment(Attachment):
     """Represents a file that has been sent as a Facebook attachment."""
 
@@ -29,7 +29,7 @@ class FileAttachment(Attachment):
         )
 
 
-@attr.s(cmp=False)
+@attr.s
 class AudioAttachment(Attachment):
     """Represents an audio file that has been sent as a Facebook attachment."""
 
@@ -55,7 +55,7 @@ class AudioAttachment(Attachment):
         )
 
 
-@attr.s(cmp=False, init=False)
+@attr.s(init=False)
 class ImageAttachment(Attachment):
     """Represents an image that has been sent as a Facebook attachment.
 
@@ -166,7 +166,7 @@ class ImageAttachment(Attachment):
         )
 
 
-@attr.s(cmp=False, init=False)
+@attr.s(init=False)
 class VideoAttachment(Attachment):
     """Represents a video that has been sent as a Facebook attachment."""
 
diff --git a/fbchat/_group.py b/fbchat/_group.py
index d8eea84..d62c16f 100644
--- a/fbchat/_group.py
+++ b/fbchat/_group.py
@@ -3,7 +3,7 @@ from . import _util, _plan
 from ._thread import ThreadType, Thread
 
 
-@attr.s(cmp=False, init=False)
+@attr.s(init=False)
 class Group(Thread):
     """Represents a Facebook group. Inherits `Thread`."""
 
diff --git a/fbchat/_location.py b/fbchat/_location.py
index 3a4f2af..b19cdcb 100644
--- a/fbchat/_location.py
+++ b/fbchat/_location.py
@@ -3,7 +3,7 @@ from ._attachment import Attachment
 from . import _util
 
 
-@attr.s(cmp=False)
+@attr.s
 class LocationAttachment(Attachment):
     """Represents a user location.
 
@@ -53,7 +53,7 @@ class LocationAttachment(Attachment):
         return rtn
 
 
-@attr.s(cmp=False, init=False)
+@attr.s(init=False)
 class LiveLocationAttachment(LocationAttachment):
     """Represents a live user location."""
 
diff --git a/fbchat/_message.py b/fbchat/_message.py
index 329fe85..90f037b 100644
--- a/fbchat/_message.py
+++ b/fbchat/_message.py
@@ -42,7 +42,7 @@ class MessageReaction(Enum):
     NO = "👎"
 
 
-@attr.s(cmp=False)
+@attr.s
 class Mention:
     """Represents a ``@mention``."""
 
@@ -54,7 +54,7 @@ class Mention:
     length = attr.ib(10)
 
 
-@attr.s(cmp=False)
+@attr.s
 class Message:
     """Represents a Facebook message."""
 
diff --git a/fbchat/_page.py b/fbchat/_page.py
index 76bbad7..85f8dad 100644
--- a/fbchat/_page.py
+++ b/fbchat/_page.py
@@ -3,7 +3,7 @@ from . import _plan
 from ._thread import ThreadType, Thread
 
 
-@attr.s(cmp=False, init=False)
+@attr.s(init=False)
 class Page(Thread):
     """Represents a Facebook page. Inherits `Thread`."""
 
diff --git a/fbchat/_plan.py b/fbchat/_plan.py
index 373f8da..8daa86b 100644
--- a/fbchat/_plan.py
+++ b/fbchat/_plan.py
@@ -10,7 +10,7 @@ class GuestStatus(Enum):
     DECLINED = 3
 
 
-@attr.s(cmp=False)
+@attr.s
 class Plan:
     """Represents a plan."""
 
diff --git a/fbchat/_poll.py b/fbchat/_poll.py
index 12a29b2..86a7c14 100644
--- a/fbchat/_poll.py
+++ b/fbchat/_poll.py
@@ -1,7 +1,7 @@
 import attr
 
 
-@attr.s(cmp=False)
+@attr.s
 class Poll:
     """Represents a poll."""
 
@@ -24,7 +24,7 @@ class Poll:
         )
 
 
-@attr.s(cmp=False)
+@attr.s
 class PollOption:
     """Represents a poll option."""
 
diff --git a/fbchat/_quick_reply.py b/fbchat/_quick_reply.py
index 5a9a262..2ae0e2b 100644
--- a/fbchat/_quick_reply.py
+++ b/fbchat/_quick_reply.py
@@ -2,7 +2,7 @@ import attr
 from ._attachment import Attachment
 
 
-@attr.s(cmp=False)
+@attr.s
 class QuickReply:
     """Represents a quick reply."""
 
@@ -16,7 +16,7 @@ class QuickReply:
     is_response = attr.ib(False)
 
 
-@attr.s(cmp=False, init=False)
+@attr.s(init=False)
 class QuickReplyText(QuickReply):
     """Represents a text quick reply."""
 
@@ -33,7 +33,7 @@ class QuickReplyText(QuickReply):
         self.image_url = image_url
 
 
-@attr.s(cmp=False, init=False)
+@attr.s(init=False)
 class QuickReplyLocation(QuickReply):
     """Represents a location quick reply (Doesn't work on mobile)."""
 
@@ -45,7 +45,7 @@ class QuickReplyLocation(QuickReply):
         self.is_response = False
 
 
-@attr.s(cmp=False, init=False)
+@attr.s(init=False)
 class QuickReplyPhoneNumber(QuickReply):
     """Represents a phone number quick reply (Doesn't work on mobile)."""
 
@@ -59,7 +59,7 @@ class QuickReplyPhoneNumber(QuickReply):
         self.image_url = image_url
 
 
-@attr.s(cmp=False, init=False)
+@attr.s(init=False)
 class QuickReplyEmail(QuickReply):
     """Represents an email quick reply (Doesn't work on mobile)."""
 
diff --git a/fbchat/_sticker.py b/fbchat/_sticker.py
index a56ce2a..da4dabc 100644
--- a/fbchat/_sticker.py
+++ b/fbchat/_sticker.py
@@ -2,7 +2,7 @@ import attr
 from ._attachment import Attachment
 
 
-@attr.s(cmp=False, init=False)
+@attr.s(init=False)
 class Sticker(Attachment):
     """Represents a Facebook sticker that has been sent to a thread as an attachment."""
 
diff --git a/fbchat/_thread.py b/fbchat/_thread.py
index 0659257..3011e96 100644
--- a/fbchat/_thread.py
+++ b/fbchat/_thread.py
@@ -67,7 +67,7 @@ class ThreadColor(Enum):
         return cls._extend_if_invalid(value)
 
 
-@attr.s(cmp=False, init=False)
+@attr.s(init=False)
 class Thread:
     """Represents a Facebook thread."""
 
diff --git a/fbchat/_user.py b/fbchat/_user.py
index 4eb0fbc..83f5939 100644
--- a/fbchat/_user.py
+++ b/fbchat/_user.py
@@ -41,7 +41,7 @@ class TypingStatus(Enum):
     TYPING = 1
 
 
-@attr.s(cmp=False, init=False)
+@attr.s(init=False)
 class User(Thread):
     """Represents a Facebook user. Inherits `Thread`."""
 
@@ -179,7 +179,7 @@ class User(Thread):
         )
 
 
-@attr.s(cmp=False)
+@attr.s
 class ActiveStatus:
     #: Whether the user is active now
     active = attr.ib(None)