diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # Revision history for wild-bind
 
+## 0.1.2.7  -- 2021-03-25
+
+* Confirm test with `base-4.15.0.0`
+
 ## 0.1.2.6  -- 2020-06-21
 
 * Confirm test with `base-4.14.0.0`
diff --git a/wild-bind.cabal b/wild-bind.cabal
--- a/wild-bind.cabal
+++ b/wild-bind.cabal
@@ -1,5 +1,5 @@
 name:                   wild-bind
-version:                0.1.2.6
+version:                0.1.2.7
 author:                 Toshio Ito <debug.ito@gmail.com>
 maintainer:             Toshio Ito <debug.ito@gmail.com>
 license:                BSD3
@@ -26,7 +26,7 @@
                         WildBind.Input.NumPad,
                         WildBind.Seq
   -- other-modules:        
-  build-depends:        base >=4.6 && <4.15,
+  build-depends:        base >=4.6 && <4.16,
                         text >=1.2.0 && <1.3,
                         containers >=0.5.0 && <0.7,
                         transformers >=0.3.0 && <0.6,
@@ -52,6 +52,7 @@
                         WildBind.BindingSpec,
                         WildBind.SeqSpec,
                         WildBind.ForTest
+  build-tool-depends:   hspec-discover:hspec-discover
   build-depends:        base, wild-bind, transformers,
                         hspec >=2.1.7,
                         QuickCheck >=2.6 && <3.0,
