diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2477491..168915a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 # PyProbables Changelog
 
+## Version 0.4.1
+* Resolve [issue 57](https://github.com/barrust/pyprobables/issues/57) where false positive rate not stored / used the same in some instances
+
 ## Version 0.4.0
 * Remove **Python 2.7** support
 
diff --git a/LICENSE b/LICENSE
index b31541a..c9ba563 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2017 Tyler Barrus
+Copyright (c) 2017-2021 Tyler Barrus
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/probables/__init__.py b/probables/__init__.py
index 790294e..5f27fbd 100644
--- a/probables/__init__.py
+++ b/probables/__init__.py
@@ -27,7 +27,7 @@
 __maintainer__ = "Tyler Barrus"
 __email__ = "barrust@gmail.com"
 __license__ = "MIT"
-__version__ = "0.4.0"
+__version__ = "0.4.1"
 __credits__ = []
 __url__ = "https://github.com/barrust/pyprobables"
 __bugtrack_url__ = "https://github.com/barrust/pyprobables/issues"
diff --git a/pyproject.toml b/pyproject.toml
index 6c76233..a21a194 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "pyprobables"
-version = "0.4.0"
+version = "0.4.1"
 description = "Probabilistic data structures in Python"
 authors = ["Tyler Barrus <barrust@gmail.com>"]
 license = "MIT"