diff --git a/CHANGES.rst b/CHANGES.rst
index b5573f4..7a62fef 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -3,8 +3,8 @@
 =========
 
 
-1.0.0a15 (unreleased)
-=====================
+1.0.0 (2020-03-19)
+==================
 
 - Add compatibility with, and require, zope.interface 5.0.
 
diff --git a/setup.py b/setup.py
index 302f1c6..b877e5a 100755
--- a/setup.py
+++ b/setup.py
@@ -145,7 +145,7 @@ def _c(m):
 
 setup(
     name='nti.externalization',
-    version='1.0.0a15.dev0',
+    version='1.0.0',
     author='Jason Madden',
     author_email='jason@nextthought.com',
     description="NTI Externalization",