diff --git a/.github/workflows/haskell-ci.yml b/.github/workflows/haskell-ci.yml
index d863f41..8b77f21 100644
--- a/.github/workflows/haskell-ci.yml
+++ b/.github/workflows/haskell-ci.yml
@@ -8,9 +8,9 @@
 #
 # For more information, see https://github.com/haskell-CI/haskell-ci
 #
-# version: 0.19.20240420
+# version: 0.19.20240514
 #
-# REGENDATA ("0.19.20240420",["github","cabal.project"])
+# REGENDATA ("0.19.20240514",["github","cabal.project"])
 #
 name: Haskell-CI
 on:
@@ -28,9 +28,9 @@ jobs:
     strategy:
       matrix:
         include:
-          - compiler: ghc-9.10.0.20240413
+          - compiler: ghc-9.10.1
             compilerKind: ghc
-            compilerVersion: 9.10.0.20240413
+            compilerVersion: 9.10.1
             setup-method: ghcup
             allow-failure: false
           - compiler: ghc-9.8.2
@@ -97,7 +97,6 @@ jobs:
           mkdir -p "$HOME/.ghcup/bin"
           curl -sL https://downloads.haskell.org/ghcup/0.1.20.0/x86_64-linux-ghcup-0.1.20.0 > "$HOME/.ghcup/bin/ghcup"
           chmod a+x "$HOME/.ghcup/bin/ghcup"
-          "$HOME/.ghcup/bin/ghcup" config add-release-channel https://raw.githubusercontent.com/haskell/ghcup-metadata/master/ghcup-prereleases-0.0.8.yaml;
           "$HOME/.ghcup/bin/ghcup" install ghc "$HCVER" || (cat "$HOME"/.ghcup/logs/*.* && false)
           "$HOME/.ghcup/bin/ghcup" install cabal 3.10.2.0 || (cat "$HOME"/.ghcup/logs/*.* && false)
           apt-get update
@@ -124,7 +123,7 @@ jobs:
           echo "HCNUMVER=$HCNUMVER" >> "$GITHUB_ENV"
           echo "ARG_TESTS=--enable-tests" >> "$GITHUB_ENV"
           echo "ARG_BENCH=--enable-benchmarks" >> "$GITHUB_ENV"
-          if [ $((HCNUMVER >= 91000)) -ne 0 ] ; then echo "HEADHACKAGE=true" >> "$GITHUB_ENV" ; else echo "HEADHACKAGE=false" >> "$GITHUB_ENV" ; fi
+          echo "HEADHACKAGE=false" >> "$GITHUB_ENV"
           echo "ARG_COMPILER=--$HCKIND --with-compiler=$HC" >> "$GITHUB_ENV"
           echo "GHCJSARITH=0" >> "$GITHUB_ENV"
         env:
@@ -153,18 +152,6 @@ jobs:
           repository hackage.haskell.org
             url: http://hackage.haskell.org/
           EOF
-          if $HEADHACKAGE; then
-          cat >> $CABAL_CONFIG <<EOF
-          repository head.hackage.ghc.haskell.org
-             url: https://ghc.gitlab.haskell.org/head.hackage/
-             secure: True
-             root-keys: 7541f32a4ccca4f97aea3b22f5e593ba2c0267546016b992dfadcd2fe944e55d
-                        26021a13b401500c8eb2761ca95c61f2d625bfef951b939a8124ed12ecf07329
-                        f76d08be13e9a61a377a85e2fb63f4c5435d40f8feb3e12eb05905edb8cdea89
-             key-threshold: 3
-          active-repositories: hackage.haskell.org, head.hackage.ghc.haskell.org:override
-          EOF
-          fi
           cat >> $CABAL_CONFIG <<EOF
           program-default-options
             ghc-options: $GHCJOBS +RTS -M3G -RTS
@@ -222,10 +209,7 @@ jobs:
           if [ $((HCNUMVER >= 80200)) -ne 0 ] ; then echo "    ghc-options: -Werror=missing-methods" >> cabal.project ; fi
           cat >> cabal.project <<EOF
           EOF
-          if $HEADHACKAGE; then
-          echo "allow-newer: $($HCPKG list --simple-output | sed -E 's/([a-zA-Z-]+)-[0-9.]+/*:\1,/g')" >> cabal.project
-          fi
-          $HCPKG list --simple-output --names-only | perl -ne 'for (split /\s+/) { print "constraints: $_ installed\n" unless /^(zlib|zlib-clib)$/; }' >> cabal.project.local
+          $HCPKG list --simple-output --names-only | perl -ne 'for (split /\s+/) { print "constraints: any.$_ installed\n" unless /^(zlib|zlib-clib)$/; }' >> cabal.project.local
           cat cabal.project
           cat cabal.project.local
       - name: dump install plan
diff --git a/.github/workflows/other.yml b/.github/workflows/other.yml
index 50444e5..8f1bd41 100644
--- a/.github/workflows/other.yml
+++ b/.github/workflows/other.yml
@@ -14,7 +14,7 @@ jobs:
       fail-fast: true
       matrix:
         os: [windows-latest, macOS-latest]
-        ghc: ['9.2', '9.4', '9.6', 'latest']
+        ghc: ['9.2', '9.4', '9.6', '9.8', 'latest']
           ## macos-14 (arm, as of 2024-05-03 macos-latest) fails with ghc <= 9.0
         include:
         - os: windows-latest
diff --git a/zlib/zlib.cabal b/zlib/zlib.cabal
index 73b03e9..59678d9 100644
--- a/zlib/zlib.cabal
+++ b/zlib/zlib.cabal
@@ -127,5 +127,5 @@ test-suite tests
   build-depends:   base, bytestring, zlib,
                    QuickCheck       == 2.*,
                    tasty            >= 0.8 && < 1.6,
-                   tasty-quickcheck >= 0.8 && < 0.11
+                   tasty-quickcheck >= 0.8 && < 1
   ghc-options:     -Wall