diff --git a/.github/workflows/haskell.yml b/.github/workflows/haskell.yml
index 89abd2f..e506543 100644
--- a/.github/workflows/haskell.yml
+++ b/.github/workflows/haskell.yml
@@ -13,7 +13,7 @@ jobs:
   build:
     strategy:
       matrix:
-        ghc: ['8.10.7', '9.2.6', '9.4.8']
+        ghc: ['8.10.7', '9.2.6', '9.4.8', '9.6.3', '9.8.1']
       fail-fast: false
 
     runs-on: ubuntu-latest
diff --git a/CHANGELOG.md b/CHANGELOG.md
index f71e8ad..cc69413 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Revision history for configurator-pg
 
+## 0.2.9 -- 2023-12-07
+
+* Allow text-2.1 and GHC 9.8.
+
 ## 0.2.8 -- 2023-12-07
 
 * Allow megaparsec-9.5 and GHC 9.4.8.
diff --git a/cabal.project b/cabal.project
index 154f17c..67650d1 100644
--- a/cabal.project
+++ b/cabal.project
@@ -1,7 +1,6 @@
 packages: .
-allow-newer:
-  -- https://github.com/protolude/protolude/pull/141
-  protolude:base,
-  protolude:ghc-prim,
-  -- https://github.com/simonmar/async/issues/133
-  async:base
+
+-- Required only because 'cabal test' needs this with ghc-9.8;
+-- try removing cabal.project in the future.
+tests: True
+
diff --git a/configurator-pg.cabal b/configurator-pg.cabal
index bcf8304..9393e3a 100644
--- a/configurator-pg.cabal
+++ b/configurator-pg.cabal
@@ -1,6 +1,6 @@
 cabal-version:       1.12
 name:                configurator-pg
-version:             0.2.8
+version:             0.2.9
 synopsis:            Reduced parser for configurator-ng config files
 description:
   This module provides a simplified and updated interface to the
@@ -33,12 +33,12 @@ library
                        Data.Configurator.Parser
                        Data.Configurator.Syntax
                        Data.Configurator.Types
-  build-depends:       base                 >= 4.9 && < 4.18
+  build-depends:       base                 >= 4.9 && < 4.20
                      , megaparsec           >= 7.0.0 && < 9.6
                      , containers           >= 0.5.6.2 && < 0.7
                      , protolude            >= 0.1.10 && < 0.4
                      , scientific           >= 0.3.4.9 && < 0.4
-                     , text                 >= 1.2.2.2 && < 2.1
+                     , text                 >= 1.2.2.2 && < 2.2
   hs-source-dirs:      src
   default-language:    Haskell2010
   default-extensions:  OverloadedStrings, NoImplicitPrelude
@@ -48,7 +48,7 @@ test-suite tests
   type:                exitcode-stdio-1.0
   main-is:             Test.hs
   hs-source-dirs:      tests
-  build-depends:       base                 >= 4.9 && < 4.18
+  build-depends:       base                 >= 4.9 && < 4.20
                      , configurator-pg
                      , HUnit                >= 1.3.1.2 && < 1.7
                      , bytestring           >= 0.10.6 && < 0.12
@@ -56,7 +56,7 @@ test-suite tests
                      , protolude            >= 0.1.10 && < 0.4
                      , test-framework       >= 0.8.1.1 && < 0.9
                      , test-framework-hunit >= 0.3.0.2 && < 0.4
-                     , text                 >= 1.2.2.2 && < 2.1
+                     , text                 >= 1.2.2.2 && < 2.2
   default-language:    Haskell2010
   default-extensions:  OverloadedStrings, NoImplicitPrelude
   ghc-options: -Wall