diff --git a/saturn.cabal b/saturn.cabal
--- a/saturn.cabal
+++ b/saturn.cabal
@@ -1,6 +1,6 @@
 cabal-version:   3.0
 name:            saturn
-version:         0.3.1.0
+version:         1.0.0.0
 synopsis:        Handle POSIX cron schedules.
 description:     Saturn handles POSIX cron schedules.
 build-type:      Simple