diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 82f67c8..0f9585c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3.5.3
+        uses: actions/checkout@v4.1.1
 
       - name: Install Nix
         uses: cachix/install-nix-action@v22
@@ -35,7 +35,7 @@ jobs:
       PATH: /usr/lib/postgresql/${{ matrix.pg }}/bin:/bin:/usr/bin:/usr/local/bin
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3.5.3
+        uses: actions/checkout@v4.1.1
         with:
           fetch-depth: 0
 
@@ -127,7 +127,7 @@ jobs:
       PATH: /usr/lib/postgresql/${{ matrix.pg }}/bin:/bin:/usr/bin:/usr/local/bin
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3.5.3
+        uses: actions/checkout@v4.1.1
 
       - name: Remove conflicting packages
         run: |
@@ -217,7 +217,7 @@ jobs:
       PATH: /usr/lib/postgresql/${{ matrix.pg }}/bin:/bin:/usr/bin:/usr/local/bin
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3.5.3
+        uses: actions/checkout@v4.1.1
         with:
           fetch-depth: 0
 
@@ -323,7 +323,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3.5.3
+        uses: actions/checkout@v4.1.1
         with:
           fetch-depth: 0