diff --git a/.github/workflows/mrd_build.yml b/.github/workflows/mrd_build.yml
index 1dbf3227..19139186 100644
--- a/.github/workflows/mrd_build.yml
+++ b/.github/workflows/mrd_build.yml
@@ -27,7 +27,7 @@ jobs:
     runs-on: ${{ matrix.runner }}
     steps:
     - name: Checkout
-      uses: actions/checkout@v6
+      uses: actions/checkout@v7
       with:
         fetch-depth: 0
         fetch-tags: true
@@ -58,7 +58,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
     - name: Checkout
-      uses: actions/checkout@v6
+      uses: actions/checkout@v7
       with:
         fetch-depth: 0
         fetch-tags: true
@@ -98,7 +98,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
     - name: Checkout
-      uses: actions/checkout@v6
+      uses: actions/checkout@v7
     - name: Set up just command runner
       uses: extractions/setup-just@v4
     - name: Build and test Docker images
@@ -127,7 +127,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set up just command runner
         uses: extractions/setup-just@v4
@@ -199,7 +199,7 @@ jobs:
         password: ${{ secrets.GITHUB_TOKEN }}
 
     - name: Checkout
-      uses: actions/checkout@v6
+      uses: actions/checkout@v7
     - name: Set up just command runner
       uses: extractions/setup-just@v4
     - name: Push Docker images
diff --git a/.github/workflows/mrd_conda.yml b/.github/workflows/mrd_conda.yml
index ebe15271..1d5892de 100644
--- a/.github/workflows/mrd_conda.yml
+++ b/.github/workflows/mrd_conda.yml
@@ -21,7 +21,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set up Miniconda
         uses: conda-incubator/setup-miniconda@v4
@@ -56,7 +56,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set up Miniconda
         uses: conda-incubator/setup-miniconda@v3
diff --git a/.github/workflows/mrd_pypi.yml b/.github/workflows/mrd_pypi.yml
index 3e5b3077..660ed873 100644
--- a/.github/workflows/mrd_pypi.yml
+++ b/.github/workflows/mrd_pypi.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set up Python 3.x
         uses: actions/setup-python@v6