diff --git a/.github/workflows/codespell.yml b/.github/workflows/codespell.yml
index 7ffa02e..0d4b546 100644
--- a/.github/workflows/codespell.yml
+++ b/.github/workflows/codespell.yml
@@ -16,5 +16,5 @@ jobs:
   codespell:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - uses: codespell-project/actions-codespell@master
diff --git a/.github/workflows/matlab_test_and_coverage.yml b/.github/workflows/matlab_test_and_coverage.yml
index d104c73..b85eeba 100644
--- a/.github/workflows/matlab_test_and_coverage.yml
+++ b/.github/workflows/matlab_test_and_coverage.yml
@@ -33,7 +33,7 @@ jobs:
       with:
         release: ${{ matrix.version }}
 
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         submodules: true
         fetch-depth: 1
diff --git a/.github/workflows/miss_hit.yml b/.github/workflows/miss_hit.yml
index 26cf78f..fce6f82 100644
--- a/.github/workflows/miss_hit.yml
+++ b/.github/workflows/miss_hit.yml
@@ -27,7 +27,7 @@ jobs:
 
     steps:
 
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         fetch-depth: 1
 
diff --git a/.github/workflows/octave_test_and_coverage.yml b/.github/workflows/octave_test_and_coverage.yml
index a29b3ae..49adc0d 100644
--- a/.github/workflows/octave_test_and_coverage.yml
+++ b/.github/workflows/octave_test_and_coverage.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         submodules: true
         fetch-depth: 1
diff --git a/.github/workflows/validate_cff.yml b/.github/workflows/validate_cff.yml
index e310d39..6df7f96 100644
--- a/.github/workflows/validate_cff.yml
+++ b/.github/workflows/validate_cff.yml
@@ -21,7 +21,7 @@ jobs:
 
     steps:
 
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         fetch-depth: 1