diff --git a/.github/workflows/haskell-ci.yml b/.github/workflows/haskell-ci.yml
index 42ee397..52b13c3 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: 0.13.20211030
+# version: 0.14.1
 #
-# REGENDATA ("0.13.20211030",["--branches","master","github","checkers.cabal"])
+# REGENDATA ("0.14.1",["--branches","master","github","checkers.cabal"])
 #
 name: Haskell-CI
 on:
@@ -24,6 +24,8 @@ jobs:
   linux:
     name: Haskell-CI - Linux - ${{ matrix.compiler }}
     runs-on: ubuntu-18.04
+    timeout-minutes:
+      60
     container:
       image: buildpack-deps:bionic
     continue-on-error: ${{ matrix.allow-failure }}
@@ -35,10 +37,10 @@ jobs:
             compilerVersion: 9.2.1
             setup-method: ghcup
             allow-failure: false
-          - compiler: ghc-9.0.1
+          - compiler: ghc-9.0.2
             compilerKind: ghc
-            compilerVersion: 9.0.1
-            setup-method: hvr-ppa
+            compilerVersion: 9.0.2
+            setup-method: ghcup
             allow-failure: false
           - compiler: ghc-8.10.7
             compilerKind: ghc
@@ -65,16 +67,6 @@ jobs:
             compilerVersion: 8.2.2
             setup-method: hvr-ppa
             allow-failure: false
-          - compiler: ghc-8.0.2
-            compilerKind: ghc
-            compilerVersion: 8.0.2
-            setup-method: hvr-ppa
-            allow-failure: false
-          - compiler: ghc-7.10.3
-            compilerKind: ghc
-            compilerVersion: 7.10.3
-            setup-method: hvr-ppa
-            allow-failure: false
       fail-fast: false
     steps:
       - name: apt
@@ -154,6 +146,10 @@ jobs:
           repository hackage.haskell.org
             url: http://hackage.haskell.org/
           EOF
+          cat >> $CABAL_CONFIG <<EOF
+          program-default-options
+            ghc-options: $GHCJOBS +RTS -M3G -RTS
+          EOF
           cat $CABAL_CONFIG
       - name: versions
         run: |
@@ -197,8 +193,8 @@ jobs:
           touch cabal.project
           touch cabal.project.local
           echo "packages: ${PKGDIR_checkers}" >> cabal.project
-          if [ $((HCNUMVER >= 80200)) -ne 0 ] ; then echo "package checkers" >> cabal.project ; fi
-          if [ $((HCNUMVER >= 80200)) -ne 0 ] ; then echo "    ghc-options: -Werror=missing-methods" >> cabal.project ; fi
+          echo "package checkers" >> cabal.project
+          echo "    ghc-options: -Werror=missing-methods" >> cabal.project
           cat >> cabal.project <<EOF
           EOF
           $HCPKG list --simple-output --names-only | perl -ne 'for (split /\s+/) { print "constraints: $_ installed\n" unless /^(checkers)$/; }' >> cabal.project.local
diff --git a/checkers.cabal b/checkers.cabal
index d7234b9..9b54fd1 100644
--- a/checkers.cabal
+++ b/checkers.cabal
@@ -17,7 +17,7 @@ License:             BSD3
 License-File:        COPYING
 Stability:           experimental
 build-type:          Simple
-tested-with:         GHC==9.2.1, GHC==9.0.1, GHC==8.10.7, GHC==8.8.4, GHC==8.6.5, GHC==8.4.4, GHC==8.2.2, GHC==8.0.2, GHC==7.10.3
+tested-with:         GHC==9.2.1, GHC==9.0.2, GHC==8.10.7, GHC==8.8.4, GHC==8.6.5, GHC==8.4.4, GHC==8.2.2
 homepage:            https://github.com/haskell-checkers/checkers
 
 source-repository head
@@ -27,7 +27,7 @@ source-repository head
 Library
   hs-Source-Dirs:      src
   Extensions:
-  Build-Depends:       base >= 4.8 && < 5, random, QuickCheck>=2.3, array >= 0.1, semigroupoids >= 5 && < 6
+  Build-Depends:       base >= 4.10 && < 5, random, QuickCheck>=2.3, array >= 0.1, semigroupoids >= 5 && < 6
   if !impl(ghc >= 8.0)
     build-depends:
       semigroups          >= 0.18.2  && < 0.19