diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # Revision history for greskell-core
 
+## 1.0.0.6  -- 2025-06-18
+
+* Fix build-depends.
+
 ## 1.0.0.5  -- 2025-06-18
 
 * Support QuickCheck-2.16
diff --git a/greskell-core.cabal b/greskell-core.cabal
--- a/greskell-core.cabal
+++ b/greskell-core.cabal
@@ -1,5 +1,5 @@
 name:                   greskell-core
-version:                1.0.0.5
+version:                1.0.0.6
 author:                 Toshio Ito <debug.ito@gmail.com>
 maintainer:             Toshio Ito <debug.ito@gmail.com>
 license:                BSD3
@@ -64,7 +64,7 @@
                         bytestring ^>=0.10.9 || ^>=0.11.3 || ^>=0.12.0,
                         greskell-core,
                         hspec ^>=2.9.1 || ^>=2.10.6 || ^>=2.11.9,
-                        QuickCheck ^>=2.14.2 || ^>=2.16.0
+                        QuickCheck ^>=2.14.2 || ^>=2.15.0 || ^>=2.16.0
 
 source-repository head
   type:                 git