diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # Revision history for net-spider-cli
 
+## 0.2.0.7  -- 2022-01-02
+
+* Confirm test with `base-4.15`
+
 ## 0.2.0.6  -- 2021-02-11
 
 * Confirm test with `doctest-0.18`.
diff --git a/net-spider-cli.cabal b/net-spider-cli.cabal
--- a/net-spider-cli.cabal
+++ b/net-spider-cli.cabal
@@ -1,5 +1,5 @@
 name:                   net-spider-cli
-version:                0.2.0.6
+version:                0.2.0.7
 author:                 Toshio Ito <debug.ito@gmail.com>
 maintainer:             Toshio Ito <debug.ito@gmail.com>
 license:                BSD3
@@ -23,7 +23,7 @@
                         NetSpider.CLI.Spider,
                         NetSpider.CLI.Snapshot
   -- other-modules:        
-  build-depends:        base >=4.11.1.0 && <4.15,
+  build-depends:        base >=4.11.1.0 && <4.16,
                         net-spider >=0.3.3.0 && <0.5,
                         optparse-applicative >=0.14.3.0 && <0.17,
                         aeson >=1.2.4 && <1.6,
@@ -52,6 +52,7 @@
   other-modules:        NetSpider.CLI.SpiderSpec,
                         NetSpider.CLI.SnapshotSpec,
                         NetSpider.CLI.TestCommon
+  build-tool-depends:   hspec-discover:hspec-discover
   build-depends:        base, net-spider-cli, net-spider, optparse-applicative,
                         hspec >=2.4.4
                         
@@ -62,6 +63,7 @@
   hs-source-dirs:       test
   ghc-options:          -Wall -fno-warn-unused-imports "-with-rtsopts=-M512m"
   main-is:              DocTest.hs
+  build-tool-depends:   doctest-discover:doctest-discover
   build-depends:        base,
                         doctest >=0.13 && <0.19,
                         doctest-discover >=0.1.0.7 && <0.3