diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bd5f112699..e984dcad99 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,7 +12,7 @@ jobs:
     name: Run Linters
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Ensure +x on CI directory
         run: |
           chmod -R +x ./tools/ci
@@ -38,7 +38,7 @@ jobs:
     name: DreamChecker
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Cache SpacemanDMM
         uses: actions/cache@v3
@@ -71,7 +71,7 @@ jobs:
     # needs: ['file_tests', 'dreamchecker']
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Ensure +x on CI directory
         run: |
           chmod -R +x ./tools/ci
diff --git a/.github/workflows/render_nanomaps.yml b/.github/workflows/render_nanomaps.yml
index 62076dca06..767eefe400 100644
--- a/.github/workflows/render_nanomaps.yml
+++ b/.github/workflows/render_nanomaps.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
     - name: Clone
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Branch
       run: |