diff --git a/.github/workflows/code.yml b/.github/workflows/code.yml
index 716b8d0..6aace51 100644
--- a/.github/workflows/code.yml
+++ b/.github/workflows/code.yml
@@ -31,7 +31,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           # Need this to get version number from last tag
           fetch-depth: 0
@@ -61,7 +61,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           # Need this to get version number from last tag
           fetch-depth: 0
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 1d8a687..a548e67 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -15,7 +15,7 @@ jobs:
         run: sleep 60
 
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           # Need this to get version number from last tag
           fetch-depth: 0
diff --git a/.github/workflows/docs_clean.yml b/.github/workflows/docs_clean.yml
index e324640..3bb89a7 100644
--- a/.github/workflows/docs_clean.yml
+++ b/.github/workflows/docs_clean.yml
@@ -18,7 +18,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           ref: gh-pages