diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ba5e2885..2bd03743 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
         shell: bash -l {0}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up Python (micromamba)
         uses: mamba-org/setup-micromamba@v1
@@ -71,7 +71,7 @@ jobs:
         shell: bash -l {0}
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up Python (micromamba)
         uses: mamba-org/setup-micromamba@v1
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index b6df278e..acf42364 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     if: github.repository == 'noaa-oar-arl/monet'
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v4
         with:
           python-version: "3.8"
@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-latest
     if: github.repository == 'noaa-oar-arl/monet'
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: codespell-project/actions-codespell@v2
         with:
           exclude_file: .codespell-exclude