diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9ebfab8..f764168 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
         java: [ '8', '11', '17', '19', '21', '25' ]
 
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
 
     - name: Set up JDK ${{ matrix.java }}
       uses: actions/setup-java@v5
diff --git a/.github/workflows/omv-ci.yml b/.github/workflows/omv-ci.yml
index 950cfc8..c6da3c3 100644
--- a/.github/workflows/omv-ci.yml
+++ b/.github/workflows/omv-ci.yml
@@ -32,7 +32,7 @@ jobs:
             engine: jNeuroML_Brian2  # Brian latest no longer working on py <3.12...
 
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
     
     - name: Set up Python  ${{ matrix.python-version }}
       uses: actions/setup-python@v6