diff --git a/changelog.md b/changelog.md
index 36f33efb..853f477e 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,6 +1,6 @@
 # Changelog
 
-### v0.9.0 | in development
+### v0.9.0 | 2017-04-14
 
 ##### Updated requirements
 
diff --git a/pybinding/__about__.py b/pybinding/__about__.py
index 7c8e4796..46080f1f 100644
--- a/pybinding/__about__.py
+++ b/pybinding/__about__.py
@@ -1,6 +1,6 @@
 """Package for numerical tight-binding calculations in solid state physics"""
 __title__ = "pybinding"
-__version__ = "0.9.0.dev"
+__version__ = "0.9.0"
 __summary__ = "Package for tight-binding calculations"
 __url__ = "https://github.com/dean0x7d/pybinding"