diff --git a/.github/workflows/github-page.yml b/.github/workflows/github-page.yml
index 9b6aa29..1565dbd 100644
--- a/.github/workflows/github-page.yml
+++ b/.github/workflows/github-page.yml
@@ -38,7 +38,7 @@ jobs:
       uses: actions/checkout@v6
 
     - name: Install Haskell
-      uses: haskell-actions/setup@v2
+      uses: haskell-actions/setup@v2.11.0
       id: setup-haskell
       with:
         ghc-version: ${{ matrix.ghc }}
diff --git a/.github/workflows/haskell.yml b/.github/workflows/haskell.yml
index 902d6f7..559ff2a 100644
--- a/.github/workflows/haskell.yml
+++ b/.github/workflows/haskell.yml
@@ -30,7 +30,7 @@ jobs:
       run: echo "CACHE_VERSION=pu4Aevoo" >> $GITHUB_ENV
 
     - name: "Setup Haskell"
-      uses: haskell-actions/setup@v2
+      uses: haskell-actions/setup@v2.11.0
       id: setup-haskell
       with:
         ghc-version: ${{ matrix.ghc }}
@@ -98,7 +98,7 @@ jobs:
         sudo apt-get -y install fd-find
 
     - name: "Setup Haskell"
-      uses: haskell-actions/setup@v2
+      uses: haskell-actions/setup@v2.11.0
       id: setup-haskell
       with:
         ghc-version: 9.8