diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index ff2b9a1..6797832 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -1,46 +1,51 @@
+# Code generated by dhall-to-yaml.  DO NOT EDIT.
 jobs:
   build:
-    runs-on: ubuntu-latest
+    name: "GHC ${{ matrix.ghc }}, Cabal ${{ matrix.cabal }}, OS ${{ matrix.os }}"
+    "runs-on": "${{ matrix.os }}"
     steps:
-      - uses: "actions/checkout@v3"
-      - id: setup-haskell-cabal
-        uses: "haskell/actions/setup@v2"
-        with:
-          cabal-version: "${{ matrix.cabal }}"
-          enable-stack: false
-          ghc-version: "${{ matrix.ghc }}"
-      - name: Update Hackage repository
-        run: cabal update
-      - name: cabal.project.local.ci
-        run: |
-          if [ -e cabal.project.local.ci ]; then
-            cp cabal.project.local.ci cabal.project.local
-          fi
-      - name: freeze
-        run: cabal freeze
-      - uses: "actions/cache@v3"
-        with:
-          key: "${{ runner.os }}-${{ matrix.ghc }}-cabal-${{ hashFiles('cabal.project.freeze') }}"
-          path: |
-            ${{ steps.setup-haskell-cabal.outputs.cabal-store }}
-            dist-newstyle
-      - name: Install dependencies
-        run: cabal build all --enable-tests --enable-benchmarks --only-dependencies
-      - name: build all
-        run: cabal build all --enable-tests --enable-benchmarks
-      - name: test all
-        run: cabal test all --enable-tests
-      - name: haddock all
-        run: cabal haddock all 
+    - uses: "actions/checkout@v4"
+      with:
+        submodules: recursive
+    - id: "setup-haskell-cabal"
+      uses: "haskell-actions/setup@v2"
+      with:
+        "cabal-version": "${{ matrix.cabal }}"
+        "ghc-version": "${{ matrix.ghc }}"
+    - name: Update Hackage repository
+      run: cabal update
+    - name: cabal.project.local.ci
+      run: |
+        if [ -e cabal.project.local.ci ]; then
+          cp cabal.project.local.ci cabal.project.local
+        fi
+    - name: freeze
+      run: "cabal freeze --enable-tests --enable-benchmarks"
+    - uses: "actions/cache@v3"
+      with:
+        key: "${{ matrix.os }}-${{ matrix.ghc }}-${{ matrix.cabal}}-${{ hashFiles('cabal.project.freeze') }}"
+        path: |
+          ${{ steps.setup-haskell-cabal.outputs.cabal-store }}
+          dist-newstyle
+    - name: Install dependencies
+      run: "cabal build all --enable-tests --enable-benchmarks --only-dependencies"
+    - name: build all
+      run: "cabal build all --enable-tests --enable-benchmarks"
+    - name: test all
+      run: "cabal test all --enable-tests"
+    - name: haddock all
+      run: cabal haddock all
     strategy:
       matrix:
         cabal:
-          - '3.6'
+        - '3.10'
         ghc:
-          - '8.10.7'
-          - '9.0.2'
-          - '9.2.4'
+        - '9.6.3'
+        os:
+        - "ubuntu-latest"
 name: Haskell CI
-on:
-  - push
-  - pull_request
+'on':
+  pull_request: {}
+  push: {}
+  schedule:
+  - cron: "4 20 10 * *"
diff --git a/ci.dhall b/ci.dhall
index 928dc19..89933fe 100644
--- a/ci.dhall
+++ b/ci.dhall
@@ -1,15 +1,4 @@
 let haskellCi =
-      https://raw.githubusercontent.com/sorki/github-actions-dhall/pending/haskell-ci.dhall
+      https://raw.githubusercontent.com/sorki/github-actions-dhall/main/haskell-ci.dhall
 
-in    haskellCi.generalCi
-        haskellCi.matrixSteps
-        ( Some
-            { ghc =
-              [ haskellCi.GHC.GHC8107
-              , haskellCi.GHC.GHC902
-              , haskellCi.GHC.GHC924
-              ]
-            , cabal = [ haskellCi.Cabal.Cabal36 ]
-            }
-        )
-    : haskellCi.CI.Type
+in  haskellCi.defaultCi : haskellCi.CI.Type
diff --git a/ci.sh b/ci.sh
index 7d7cc86..b944ed4 100755
--- a/ci.sh
+++ b/ci.sh
@@ -4,10 +4,9 @@
 set -eo pipefail
 cd "$( dirname "${BASH_SOURCE[0]}" )"
 
-echo "regenerating .github/workflows/ci.yaml..."
+echo "regenerating .github/workflows/ci.yaml"
 
 mkdir -p .github/workflows
 
-# based on https://github.com/vmchale/github-actions-dhall
 which dhall-to-yaml || cabal install dhall-yaml
-dhall-to-yaml --file ci.dhall > .github/workflows/ci.yaml
+dhall-to-yaml-ng --generated-comment --file ci.dhall > .github/workflows/ci.yaml