diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,10 @@
 # Revision history for boring-window-switcher
 
+## 0.1.0.4  -- 2017-02-10
+
+* Confirmed test with `X11-1.8`.
+
+
 ## 0.1.0.3  -- 2017-01-24
 
 * Confirmed test with `hspec-2.4.0`.
diff --git a/boring-window-switcher.cabal b/boring-window-switcher.cabal
--- a/boring-window-switcher.cabal
+++ b/boring-window-switcher.cabal
@@ -1,5 +1,5 @@
 name:                   boring-window-switcher
-version:                0.1.0.3
+version:                0.1.0.4
 author:                 Toshio Ito <debug.ito@gmail.com>
 maintainer:             Toshio Ito <debug.ito@gmail.com>
 license:                BSD3
@@ -23,7 +23,7 @@
                         Graphics.UI.BoringWindowSwitcher.Internal.Control,
                         Graphics.UI.BoringWindowSwitcher.Internal.Dialog
   build-depends:        base >=4.7.0 && <5.0,
-                        X11 >=1.6.1 && <1.8,
+                        X11 >=1.6.1 && <1.9,
                         transformers >=0.3.0 && <0.6,
                         gtk >=0.13.9 && <0.15