diff --git a/ascii-char.cabal b/ascii-char.cabal
--- a/ascii-char.cabal
+++ b/ascii-char.cabal
@@ -1,7 +1,7 @@
 cabal-version: 2.0
 
 name: ascii-char
-version: 1.0.0.6
+version: 1.0.0.8
 synopsis: A Char type representing an ASCII character
 category: Data, Text
 
@@ -18,7 +18,7 @@
 
 build-type: Simple
 
-tested-with: GHC == 8.10.1, GHC == 8.8.1, GHC == 8.6.5, GHC == 8.4.3
+tested-with: GHC == 9.0.1, GHC == 8.10.1, GHC == 8.8.1, GHC == 8.6.5, GHC == 8.4.3
 
 extra-source-files: changelog.txt
 
@@ -36,7 +36,7 @@
     default-extensions: DerivingStrategies
     ghc-options: -Wall -fno-warn-unused-imports
 
-    build-depends: base     >= 4.11 && < 4.15
+    build-depends: base     >= 4.11 && < 4.16
     build-depends: hashable >= 1.2  && < 1.4
 
     exposed-modules: ASCII.Char
diff --git a/changelog.txt b/changelog.txt
--- a/changelog.txt
+++ b/changelog.txt
@@ -5,3 +5,5 @@
 1.0.0.4 - 2021-01-25 - Add some comments
 
 1.0.0.6 - 2021-01-27 - Minor documentation fix
+
+1.0.0.8 - 2021-02-10 - Support GHC 9.0