1 files changed, 7 insertions, 6 deletions
diff --git a/cmd2/plugin.py b/cmd2/plugin.py
index f9f5c573..affe2421 100644
--- a/cmd2/plugin.py
+++ b/cmd2/plugin.py
@@ -1,18 +1,19 @@
 #
 # coding=utf-8
 """Classes for the cmd2 plugin system"""
+from dataclasses import (
+    dataclass,
+)
 from typing import (
     Optional,
 )
 
-import attr
-
 from .parsing import (
     Statement,
 )
 
 
-@attr.s(auto_attribs=True)
+@dataclass
 class PostparsingData:
     """Data class containing information passed to postparsing hook methods"""
 
@@ -20,14 +21,14 @@ class PostparsingData:
     statement: Statement
 
 
-@attr.s(auto_attribs=True)
+@dataclass
 class PrecommandData:
     """Data class containing information passed to precommand hook methods"""
 
     statement: Statement
 
 
-@attr.s(auto_attribs=True)
+@dataclass
 class PostcommandData:
     """Data class containing information passed to postcommand hook methods"""
 
@@ -35,7 +36,7 @@ class PostcommandData:
     statement: Statement
 
 
-@attr.s(auto_attribs=True)
+@dataclass
 class CommandFinalizationData:
     """Data class containing information passed to command finalization hook methods"""