diff --git a/Lib/ufo2ft/__init__.py b/Lib/ufo2ft/__init__.py
index b2e12cf54..d437dbf54 100644
--- a/Lib/ufo2ft/__init__.py
+++ b/Lib/ufo2ft/__init__.py
@@ -11,7 +11,7 @@
 from ufo2ft.postProcessor import PostProcessor
 
 
-__version__ = "0.5.1.dev0"
+__version__ = "0.5.1"
 log = logging.getLogger(__name__)
 
 
diff --git a/setup.cfg b/setup.cfg
index 7b8ed683f..1ef804ac5 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.5.1.dev0
+current_version = 0.5.1
 commit = True
 tag = False
 tag_name = v{new_version}
diff --git a/setup.py b/setup.py
index ea8db4de5..9bfb77d36 100644
--- a/setup.py
+++ b/setup.py
@@ -145,7 +145,7 @@ def run(self):
 
 setup(
     name="ufo2ft",
-    version="0.5.1.dev0",
+    version="0.5.1",
     author="Tal Leming, James Godfrey-Kittle",
     author_email="tal@typesupply.com",
     maintainer="James Godfrey-Kittle",