diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,17 +2,21 @@
 
 `unicode-collation` uses [PVP Versioning](https://pvp.haskell.org).
 
+## 0.1.3.6
+
+  * Update to build with GHC 9.8 (Laurent P. René de Cotret).
+
 ## 0.1.3.5
 
-  + Allow text 2.1.
+  * Allow text 2.1.
 
 ## 0.1.3.4
 
-  + Allow base 4.18.
+  * Allow base 4.18.
 
 ## 0.1.3.3
 
-  + Allow base 4.17.  Closes #12.
+  * Allow base 4.17.  Closes #12.
 
 ## 0.1.3.2
 
diff --git a/test/unit.hs b/test/unit.hs
--- a/test/unit.hs
+++ b/test/unit.hs
@@ -171,7 +171,7 @@
                      [] -> return ()
                      es -> assertFailure (unlines es))
          $ map (conformanceTestWith coll)
-              (zip3 (map fst xs) (map snd xs) (tail (map snd xs)))
+              (zip3 (map fst xs) (map snd xs) (drop 1 (map snd xs)))
 
 conformanceTestWith :: Collator -> (Int, Text, Text) -> Either String ()
 conformanceTestWith coll (lineNo, txt1, txt2) =
diff --git a/unicode-collation.cabal b/unicode-collation.cabal
--- a/unicode-collation.cabal
+++ b/unicode-collation.cabal
@@ -1,6 +1,6 @@
 cabal-version:       2.2
 name:                unicode-collation
-version:             0.1.3.5
+version:             0.1.3.6
 synopsis:            Haskell implementation of the Unicode Collation Algorithm
 description:         This library provides a pure Haskell implementation of
                      the Unicode Collation Algorithm described at
@@ -33,6 +33,8 @@
                      GHC == 9.0.1
                      GHC == 9.2.2
                      GHC == 9.4.2
+                     GHC == 9.6.3
+                     GHC == 9.8.1
 
 source-repository head
   type:                git
@@ -48,7 +50,7 @@
   Default:             False
 
 common common-options
-  build-depends:       base >= 4.11 && < 4.19
+  build-depends:       base >= 4.11 && < 4.20
 
   ghc-options:         -Wall
                        -Wcompat
@@ -144,7 +146,7 @@
   build-depends:       tasty-bench
                      , unicode-collation
                      , text
-                     , text-icu
+                     , text-icu >= 0.8
                      , quickcheck-instances
                      , QuickCheck
   ghc-options:         -rtsopts -with-rtsopts=-A8m