diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # Revision history for net-spider-pangraph
 
+## 0.2.0.3  -- 2020-12-30
+
+* Confirm test with `greskell-1.2.0.0`
+
 ## 0.2.0.2  -- 2020-06-06
 
 * Confirm test with `doctest-0.17`
diff --git a/net-spider-pangraph.cabal b/net-spider-pangraph.cabal
--- a/net-spider-pangraph.cabal
+++ b/net-spider-pangraph.cabal
@@ -1,5 +1,5 @@
 name:                   net-spider-pangraph
-version:                0.2.0.2
+version:                0.2.0.3
 author:                 Toshio Ito <debug.ito@gmail.com>
 maintainer:             Toshio Ito <debug.ito@gmail.com>
 license:                BSD3
@@ -28,7 +28,7 @@
                         text >=1.2.3.1 && <1.3,
                         pangraph >=0.2.1 && <0.3,
                         time >=1.8.0.2 && <1.10,
-                        greskell >=1.0.0.0 && <1.2
+                        greskell >=1.0.0.0 && <1.3
 
 -- executable net-spider-pangraph
 --   default-language:     Haskell2010