diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index b2594298aa..94546a645e 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.2.0-alpha.27
+current_version = 0.2.0-alpha.28
 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 5fb82ea7b8..4d75454638 100644
--- a/setup.py
+++ b/setup.py
@@ -95,7 +95,7 @@
 setup(
     name='py-evm',
     # *IMPORTANT*: Don't manually change the version here. Use the 'bumpversion' utility.
-    version='0.2.0-alpha.27',
+    version='0.2.0-alpha.28',
     description='Python implementation of the Ethereum Virtual Machine',
     long_description_markdown_filename='README.md',
     author='Ethereum Foundation',