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: 1.0.0.8
+version: 1.0.0.9
 synopsis: Handle POSIX cron schedules.
 description: Saturn handles POSIX cron schedules.
 build-type: Simple
@@ -84,7 +84,7 @@
 library spec
   import: library
   build-depends:
-    QuickCheck ^>=2.14.3 || ^>=2.15,
+    QuickCheck ^>=2.14.3 || ^>=2.15 || ^>=2.16,
     hspec ^>=2.11.8,
     parsec,
     saturn:unstable,