diff --git a/overrides/overrides.py b/overrides/overrides.py
index 71caf20..9461858 100644
--- a/overrides/overrides.py
+++ b/overrides/overrides.py
@@ -19,7 +19,7 @@
 from types import FunctionType
 from typing import List, Tuple, TypeVar
 
-__VERSION__ = "3.1.0"
+__VERSION__ = "4.0.0"
 
 
 _WrappedMethod = TypeVar("_WrappedMethod", bound=FunctionType)
diff --git a/setup.py b/setup.py
index 7ff3e3f..fa35b26 100644
--- a/setup.py
+++ b/setup.py
@@ -16,7 +16,7 @@
     LONG_DESCRIPTION = f.read()
 
 setup(name='overrides',
-      version='3.1.0',
+      version='4.0.0',
       description=desc,
       long_description=LONG_DESCRIPTION,
       author=name,