diff --git a/setup.cfg b/setup.cfg
index 19ac16b..771f024 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = maildump
-version = 1.0-dev
+version = 1.0
 license = MIT
 description = An SMTP server that makes all received mails accessible via a web interface and REST API.
 long_description = file: README.rst