diff --git a/.github/workflows/haskell.yml b/.github/workflows/haskell.yml
index 36a076e8..d4633a71 100644
--- a/.github/workflows/haskell.yml
+++ b/.github/workflows/haskell.yml
@@ -53,7 +53,7 @@ jobs:
           - 9.2.8+exe
           - 9.4.7
           - 9.6.2
-          - head
+          - latest-nightly
           - hlint
 
         include:
@@ -128,9 +128,9 @@ jobs:
           #   cabal_version: 3.8.1.0
 
           # [TODO] Use latest cabal (pre-)release
-          - name: head
-            ghc_version: head
-            # ghcup_release_channel: "https://raw.githubusercontent.com/haskell/ghcup-metadata/master/ghcup-prereleases-0.0.7.yaml"
+          - name: latest-nightly
+            ghc_version: latest-nightly
+            ghcup_release_channel: "https://ghc.gitlab.haskell.org/ghcup-metadata/ghcup-nightlies-0.0.7.yaml"
             runner: ubuntu-latest
             # cabal_version: 3.11.0.0
             cabal_version: latest
@@ -144,40 +144,11 @@ jobs:
     - uses: actions/checkout@v3
 
     - uses: haskell/actions/setup@v2
-      if: ${{ matrix.ghc_version != 'head' }}
       with:
         ghc-version: ${{ matrix.ghc_version }}
         ghcup-release-channel: ${{ matrix.ghcup_release_channel }}
         cabal-version: ${{ matrix.cabal_version }}
 
-    # Adapted from https://github.com/composewell/streamly/blob/master/.github/workflows/haskell.yml
-    - name: Install GHC head environment
-      if: ${{ matrix.ghc_version == 'head' }}
-      run: |
-        # Install ghcup
-        CURL=$(which curl)
-        os=$(uname -s -m)
-        case "$os" in
-          "Linux x86_64") GHCUP_ARCH="x86_64-linux" ;;
-          "Darwin x86_64") GHCUP_ARCH="x86_64-apple-darwin" ;;
-          *) echo "Unknown OS/Arch: $os"; exit 1;;
-        esac
-        # Check available versions here: https://downloads.haskell.org/~ghcup/
-        GHCUP_VER=0.1.19.0
-        $CURL -sL -o ./ghcup https://downloads.haskell.org/~ghcup/$GHCUP_VER/${GHCUP_ARCH}-ghcup-$GHCUP_VER
-        chmod +x ./ghcup
-        # Install GHC head
-        # The URL may change, to find a working URL go to https://gitlab.haskell.org/ghc/ghc/-/jobs/
-        # Find a debian10 job, click on a passed/failed job, at the
-        # end of the output you will find the tar.xz name, put that after
-        # "raw/", and put the job name after "job=".
-        # Also see https://github.com/mpickering/ghc-artefact-nix/blob/master/gitlab-artifact.nix
-        ./ghcup install ghc -u https://gitlab.haskell.org/ghc/ghc/-/jobs/artifacts/master/raw/ghc-x86_64-linux-deb10-int_native-validate.tar.xz?job=x86_64-linux-deb10-int_native-validate head
-        ./ghcup set ghc ${{ matrix.ghc_version }}
-        # Install cabal
-        ./ghcup install cabal ${{ matrix.cabal_version }}
-        ./ghcup set cabal ${{ matrix.cabal_version }}
-
     - uses: actions/cache@v3
       name: Cache ~/.cabal
       with:
@@ -198,4 +169,6 @@ jobs:
 
     - name: Run packcheck
       run: |
+        # Unset GHC version if it is not numeric, e.g. “latest-nightly”
+        ! [[ $GHCVER =~ ^([[:digit:]]+) ]] && unset GHCVER
         bash -c "$PACKCHECK_LOCAL_PATH $BUILD"