diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index e4d0692..ab7db2e 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -27,8 +27,8 @@ jobs:
         arch:
           - x64
     steps:
-      - uses: actions/checkout@v2
-      - uses: julia-actions/setup-julia@v1
+      - uses: actions/checkout@v4
+      - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.version }}
           arch: ${{ matrix.arch }}
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 6197f39..1683112 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -10,7 +10,7 @@ jobs:
     name: Documentation
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: julia-actions/julia-buildpkg@latest
       - uses: julia-actions/julia-docdeploy@latest
         env:
diff --git a/.github/workflows/format-check.yml b/.github/workflows/format-check.yml
index 6683b6d..fcc2bee 100644
--- a/.github/workflows/format-check.yml
+++ b/.github/workflows/format-check.yml
@@ -26,7 +26,7 @@ jobs:
       - uses: julia-actions/setup-julia@latest
         with:
           version: ${{ matrix.julia-version }}
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v4
       - name: Instantiate `format` environment and format
         run: |
           julia --project=format -e 'using Pkg; Pkg.instantiate()'