diff --git a/.github/workflows/codespell.yml b/.github/workflows/codespell.yml
index b72fea7..0822ad9 100644
--- a/.github/workflows/codespell.yml
+++ b/.github/workflows/codespell.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - name: Setup Python
         uses: actions/setup-python@v6
diff --git a/.github/workflows/create_release.yml b/.github/workflows/create_release.yml
index 1e30aec..f7b58bc 100644
--- a/.github/workflows/create_release.yml
+++ b/.github/workflows/create_release.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Get the version
         id: get_version
diff --git a/.github/workflows/ecsn.yml b/.github/workflows/ecsn.yml
index 3a5af5f..9b1f2eb 100644
--- a/.github/workflows/ecsn.yml
+++ b/.github/workflows/ecsn.yml
@@ -5,7 +5,7 @@ jobs:
   ecsn:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index 4cc39b8..675a72d 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -9,7 +9,7 @@ jobs:
   deploy:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - name: Install pandoc and doxygen
         run: |
diff --git a/.github/workflows/lagrangian_planar.yml b/.github/workflows/lagrangian_planar.yml
index 6182fca..2af91bc 100644
--- a/.github/workflows/lagrangian_planar.yml
+++ b/.github/workflows/lagrangian_planar.yml
@@ -5,7 +5,7 @@ jobs:
   lagrangian_planar:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/low_mass_convective_star.yml b/.github/workflows/low_mass_convective_star.yml
index 0c27b46..72202ae 100644
--- a/.github/workflows/low_mass_convective_star.yml
+++ b/.github/workflows/low_mass_convective_star.yml
@@ -5,7 +5,7 @@ jobs:
   low_mass_convective_star:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/massive_star.yml b/.github/workflows/massive_star.yml
index 5e10ead..5ff3ecf 100644
--- a/.github/workflows/massive_star.yml
+++ b/.github/workflows/massive_star.yml
@@ -5,7 +5,7 @@ jobs:
   massive_star:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/spherical.yml b/.github/workflows/spherical.yml
index 86211d4..e50b39c 100644
--- a/.github/workflows/spherical.yml
+++ b/.github/workflows/spherical.yml
@@ -5,7 +5,7 @@ jobs:
   spherical:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/sub_chandra.yml b/.github/workflows/sub_chandra.yml
index 1219e47..48a2724 100644
--- a/.github/workflows/sub_chandra.yml
+++ b/.github/workflows/sub_chandra.yml
@@ -5,7 +5,7 @@ jobs:
   sub_chandra:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/test2.yml b/.github/workflows/test2.yml
index 7d373c1..ffa64da 100644
--- a/.github/workflows/test2.yml
+++ b/.github/workflows/test2.yml
@@ -5,7 +5,7 @@ jobs:
   test2:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/toy_atm.yml b/.github/workflows/toy_atm.yml
index 593b5d1..13950f0 100644
--- a/.github/workflows/toy_atm.yml
+++ b/.github/workflows/toy_atm.yml
@@ -5,7 +5,7 @@ jobs:
   toy_atm:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/urca.yml b/.github/workflows/urca.yml
index 2195e8e..021d414 100644
--- a/.github/workflows/urca.yml
+++ b/.github/workflows/urca.yml
@@ -5,7 +5,7 @@ jobs:
   urca:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0