diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 1c84c7b1..6e3c14c4 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 4.1.0
+current_version = 5.0.0
 commit = True
 tag = True
 parse = (?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)(-(?P<stage>[^.]*)\.(?P<devnum>\d+))?
diff --git a/setup.py b/setup.py
index b14fee85..4b116ef6 100644
--- a/setup.py
+++ b/setup.py
@@ -34,7 +34,7 @@
 setup(
     name='py_ecc',
     # *IMPORTANT*: Don't manually change the version here. Use the 'bumpversion' utility.
-    version='4.1.0',
+    version='5.0.0',
     description='Elliptic curve crypto in python including secp256k1 and alt_bn128',
     long_description=readme,
     long_description_content_type='text/markdown',