diff --git a/.github/workflows/workflow.yml b/.github/workflows/workflow.yml
index fd324c2..b1ba8ee 100644
--- a/.github/workflows/workflow.yml
+++ b/.github/workflows/workflow.yml
@@ -30,7 +30,7 @@ jobs:
 
     steps:
       - name: Checkout tree
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set-up OCaml ${{ matrix.ocaml-compiler }}
         uses: ocaml/setup-ocaml@v3
@@ -47,7 +47,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout tree
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set-up OCaml
         uses: ocaml/setup-ocaml@v3
@@ -60,7 +60,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout tree
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set-up OCaml
         uses: ocaml/setup-ocaml@v3
@@ -73,7 +73,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout tree
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set-up OCaml
         uses: ocaml/setup-ocaml@v3