diff --git a/.github/workflows/build-userguide.yml b/.github/workflows/build-userguide.yml
index a2c9b7b06..a907184b4 100644
--- a/.github/workflows/build-userguide.yml
+++ b/.github/workflows/build-userguide.yml
@@ -42,7 +42,7 @@ jobs:
           antares-xpansion-version: ${{steps.antares-xpansion-version.outputs.result}}
 
       - name: upload user guide
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: ${{ steps.create-user-guide.outputs.pdf-name }}
           path: ${{ steps.create-user-guide.outputs.pdf-path }}
diff --git a/.github/workflows/centos-release.yml b/.github/workflows/centos-release.yml
index b77285b99..99c0a8804 100644
--- a/.github/workflows/centos-release.yml
+++ b/.github/workflows/centos-release.yml
@@ -71,7 +71,7 @@ jobs:
 
       - name: user guide upload
         id: userguide_upload
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v3 #aligned with download in centOS job
         with:
           name: user-guide
           path: ${{ steps.create-user-guide.outputs.pdf-path }}
diff --git a/.github/workflows/ol8-release.yml b/.github/workflows/ol8-release.yml
index 0d3be3772..e74ec6537 100644
--- a/.github/workflows/ol8-release.yml
+++ b/.github/workflows/ol8-release.yml
@@ -42,7 +42,7 @@ jobs:
 
       - name: user guide upload
         id: userguide_upload
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: user-guide
           path: ${{ steps.create-user-guide.outputs.pdf-path }}
@@ -151,7 +151,7 @@ jobs:
           pip3 install -r requirements-ui.txt
 
       - name: Download userguide
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: user-guide
           path: docs/
@@ -225,7 +225,7 @@ jobs:
           echo "TGZ_NAME=$FILE_NAME.tar.gz" >> $GITHUB_ENV
 
       - name: Upload .tar.gz
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: ${{env.TGZ_NAME}}
           path: _build/${{env.TGZ_NAME}}
@@ -237,7 +237,7 @@ jobs:
           antares-xpansion-version: ${{env.VERSION_WITH_XPRESS}}
 
       - name: Upload single file
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: ${{ steps.create-single-file.outputs.archive-name }}
           path: ${{ steps.create-single-file.outputs.archive-path }}
@@ -262,13 +262,13 @@ jobs:
         uses: bruceadams/get-release@main
 
       - name: Download Artifact
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: ${{env.ZIP_NAME}}
           path: .
 
       - name: Download Artifact
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: ${{env.SINGLEFILE_NAME}}
           path: .
diff --git a/.github/workflows/ubuntu-release.yml b/.github/workflows/ubuntu-release.yml
index 23f627677..7390e31cf 100644
--- a/.github/workflows/ubuntu-release.yml
+++ b/.github/workflows/ubuntu-release.yml
@@ -43,7 +43,7 @@ jobs:
 
       - name: user guide upload
         id: userguide_upload
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: user-guide
           path: ${{ steps.create-user-guide.outputs.pdf-path }}
@@ -145,7 +145,7 @@ jobs:
           os-full-name: Ubuntu-20.04
 
       - name: Download userguide
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: user-guide
           path: docs/
@@ -222,13 +222,13 @@ jobs:
 
       #Uploads are not necessary for release but useful in other cases
       - name: Upload .tar.gz
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: ${{env.TGZ_NAME}}
           path: _build/${{env.TGZ_NAME}}
 
       - name: Upload single file
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: ${{ steps.create-single-file.outputs.archive-name }}
           path: ${{ steps.create-single-file.outputs.archive-path }}
diff --git a/.github/workflows/windows-vcpkg.yml b/.github/workflows/windows-vcpkg.yml
index 3a1416c87..9cb96f8b2 100644
--- a/.github/workflows/windows-vcpkg.yml
+++ b/.github/workflows/windows-vcpkg.yml
@@ -43,7 +43,7 @@ jobs:
 
       - name: user guide upload
         id: userguide_upload
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: user-guide
           path: ${{ steps.create-user-guide.outputs.pdf-path }}
@@ -172,7 +172,7 @@ jobs:
           os: ${{matrix.os}}
 
       - name: Download userguide
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: user-guide
           path: docs/
@@ -225,7 +225,7 @@ jobs:
           echo "VERSION_WITH_XPRESS=$VERSION" >> $GITHUB_ENV
 
       - name: Upload installer
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: ${{env.ZIP_NAME}}
           path: _build/${{env.ZIP_NAME}}
@@ -237,7 +237,7 @@ jobs:
           antares-xpansion-version: ${{env.VERSION_WITH_XPRESS}}
 
       - name: Upload single file
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: ${{ steps.create-single-file.outputs.archive-name }}
           path: ${{ steps.create-single-file.outputs.archive-path }}
@@ -262,13 +262,13 @@ jobs:
         uses: bruceadams/get-release@main
 
       - name: Download Artifact
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: ${{env.ZIP_NAME}}
           path: .
 
       - name: Download Artifact
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: ${{env.SINGLEFILE_NAME}}
           path: .