diff --git a/CHANGES.rst b/CHANGES.rst
index d07d3e4f1..cbb7c8501 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -3,6 +3,15 @@ Unreleased_
 
 These features will be included in the next release:
 
+Added
+-----
+
+Fixed
+-----
+
+1.0.0_ - 2020-07-15
+===================
+
 Added
 -----
 - Support for black config
@@ -40,7 +49,8 @@ Added
 -----
 - Initial implementation
 
-.. _Unreleased: https://github.com/akaihola/darker/compare/0.2.0..HEAD
+.. _Unreleased: https://github.com/akaihola/darker/compare/1.0.0..HEAD
+.. _1.0.0: https://github.com/akaihola/darker/compare/0.2.0..1.0.0
 .. _0.2.0: https://github.com/akaihola/darker/compare/0.1.1..0.2.0
 .. _0.1.1: https://github.com/akaihola/darker/compare/0.1.0..0.1.1
 .. _0.1.0: https://github.com/akaihola/darker/releases/tag/0.1.0
diff --git a/src/darker/version.py b/src/darker/version.py
index d3ec452c3..5becc17c0 100644
--- a/src/darker/version.py
+++ b/src/darker/version.py
@@ -1 +1 @@
-__version__ = "0.2.0"
+__version__ = "1.0.0"