diff --git a/.github/workflows/js-client-workflow.yml b/.github/workflows/js-client-workflow.yml
index 0e813465..084cb83d 100644
--- a/.github/workflows/js-client-workflow.yml
+++ b/.github/workflows/js-client-workflow.yml
@@ -28,7 +28,7 @@ jobs:
         if: "github.ref != 'refs/heads/develop'"
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - uses: actions/setup-node@v2-beta
@@ -62,7 +62,7 @@ jobs:
         if: "github.ref != 'refs/heads/develop'"
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - uses: actions/setup-node@v2-beta
diff --git a/.github/workflows/ruby-client-workflow.yml b/.github/workflows/ruby-client-workflow.yml
index 285dd2b0..923ba350 100644
--- a/.github/workflows/ruby-client-workflow.yml
+++ b/.github/workflows/ruby-client-workflow.yml
@@ -27,7 +27,7 @@ jobs:
         if: "github.ref != 'refs/heads/develop'"
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - uses: ruby/setup-ruby@master
@@ -61,7 +61,7 @@ jobs:
         if: "github.ref != 'refs/heads/develop'"
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - uses: ruby/setup-ruby@master
diff --git a/.github/workflows/server-workflow.yml b/.github/workflows/server-workflow.yml
index 2b4049fc..ab62ae35 100644
--- a/.github/workflows/server-workflow.yml
+++ b/.github/workflows/server-workflow.yml
@@ -22,7 +22,7 @@ jobs:
     container:
       image: decidim/ruby-node-python-electionguard:ruby-3.1.1-node-16-python-3.8.11-electionguard-1.2.3
     steps:
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - name: Copy local electionguard
@@ -62,7 +62,7 @@ jobs:
     outputs:
       cache-hit: ${{ steps.save-output.outputs.cache-hit }}
     steps:
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - name: Cache python to js
@@ -88,7 +88,7 @@ jobs:
     container:
       image: decidim/pyodide-electionguard:pyodide-0.17.0-electionguard-1.2.3
     steps:
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - name: Cache python to js
@@ -150,7 +150,7 @@ jobs:
       DATABASE_PASSWORD: postgres
       DATABASE_HOST: postgres
     steps:
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - name: Cache python to js
@@ -272,7 +272,7 @@ jobs:
       REDIS_HOST: redis
       REDIS_PORT: 6379
     steps:
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - name: Cache python to js
diff --git a/.github/workflows/verifier-workflow.yml b/.github/workflows/verifier-workflow.yml
index 17054509..51384ad3 100644
--- a/.github/workflows/verifier-workflow.yml
+++ b/.github/workflows/verifier-workflow.yml
@@ -29,7 +29,7 @@ jobs:
         if: "github.ref != 'refs/heads/develop'"
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - uses: actions/setup-node@v2-beta
@@ -63,7 +63,7 @@ jobs:
         if: "github.ref != 'refs/heads/develop'"
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - uses: actions/setup-node@v2-beta
diff --git a/.github/workflows/voting-scheme-dummy-js-adapter-workflow.yml b/.github/workflows/voting-scheme-dummy-js-adapter-workflow.yml
index 4c34ae70..3b0a5210 100644
--- a/.github/workflows/voting-scheme-dummy-js-adapter-workflow.yml
+++ b/.github/workflows/voting-scheme-dummy-js-adapter-workflow.yml
@@ -29,7 +29,7 @@ jobs:
         if: "github.ref != 'refs/heads/develop'"
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - uses: actions/setup-node@v2-beta
@@ -63,7 +63,7 @@ jobs:
         if: "github.ref != 'refs/heads/develop'"
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - uses: actions/setup-node@v2-beta
diff --git a/.github/workflows/voting-scheme-dummy-ruby-adapter-workflow.yml b/.github/workflows/voting-scheme-dummy-ruby-adapter-workflow.yml
index 936bc57f..8211990f 100644
--- a/.github/workflows/voting-scheme-dummy-ruby-adapter-workflow.yml
+++ b/.github/workflows/voting-scheme-dummy-ruby-adapter-workflow.yml
@@ -27,7 +27,7 @@ jobs:
         if: "github.ref != 'refs/heads/develop'"
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - uses: ruby/setup-ruby@master
@@ -61,7 +61,7 @@ jobs:
         if: "github.ref != 'refs/heads/develop'"
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - uses: ruby/setup-ruby@master
diff --git a/.github/workflows/voting-scheme-electionguard-js-adapter-workflow.yml b/.github/workflows/voting-scheme-electionguard-js-adapter-workflow.yml
index d98233ab..7e728d87 100644
--- a/.github/workflows/voting-scheme-electionguard-js-adapter-workflow.yml
+++ b/.github/workflows/voting-scheme-electionguard-js-adapter-workflow.yml
@@ -29,7 +29,7 @@ jobs:
         if: "github.ref != 'refs/heads/develop'"
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - uses: actions/setup-node@v2-beta
@@ -63,7 +63,7 @@ jobs:
         if: "github.ref != 'refs/heads/develop'"
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - uses: actions/setup-node@v2-beta
diff --git a/.github/workflows/voting-scheme-electionguard-python-wrapper-workflow.yml b/.github/workflows/voting-scheme-electionguard-python-wrapper-workflow.yml
index ba9c4201..5414663d 100644
--- a/.github/workflows/voting-scheme-electionguard-python-wrapper-workflow.yml
+++ b/.github/workflows/voting-scheme-electionguard-python-wrapper-workflow.yml
@@ -29,7 +29,7 @@ jobs:
         if: "github.ref != 'refs/heads/develop'"
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
           submodules: true
diff --git a/.github/workflows/voting-scheme-electionguard-ruby-adapter-workflow.yml b/.github/workflows/voting-scheme-electionguard-ruby-adapter-workflow.yml
index 0f5c7551..d3ce6343 100644
--- a/.github/workflows/voting-scheme-electionguard-ruby-adapter-workflow.yml
+++ b/.github/workflows/voting-scheme-electionguard-ruby-adapter-workflow.yml
@@ -27,7 +27,7 @@ jobs:
         if: "github.ref != 'refs/heads/develop'"
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - uses: ruby/setup-ruby@master
@@ -61,7 +61,7 @@ jobs:
         if: "github.ref != 'refs/heads/develop'"
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
-      - uses: actions/checkout@v3.0.0
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 1
       - uses: ruby/setup-ruby@master
diff --git a/voting_schemes/electionguard/python-wrapper/.github/workflows/python-app.yml b/voting_schemes/electionguard/python-wrapper/.github/workflows/python-app.yml
index 96339765..faabd15e 100644
--- a/voting_schemes/electionguard/python-wrapper/.github/workflows/python-app.yml
+++ b/voting_schemes/electionguard/python-wrapper/.github/workflows/python-app.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3.0.0
+    - uses: actions/checkout@v4
     - name: Set up Python 3.8
       uses: actions/setup-python@v2
       with: