diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 995ed57..0d6810e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -67,13 +67,13 @@ jobs:
         ls -al dist/ # Verify the wheel is created
 
     - name: Upload Wheel Artifact
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       with:
         name: mcpartools-wheel
         path: dist/*.whl
 
     - name: Upload Sample Test Data Artifact
-      uses: actions/upload-artifact@v6
+      uses: actions/upload-artifact@v7
       with:
         name: sample-fluka-input
         path: tests/res/sample_fluka.inp
@@ -152,7 +152,7 @@ jobs:
 
       - name: Upload Zipapp Executable as Artifact
         # This step makes the .pyz file available if needed for later stages (e.g., release)
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: generatemc-zipapp
           path: generatemc.pyz
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index dbaf4d6..b4f52de 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -49,17 +49,17 @@ jobs:
         pyinstaller main.spec
         ls -al dist/generatemc
 
-    - uses: actions/upload-artifact@v6
+    - uses: actions/upload-artifact@v7
       with:
         name: single
         path: dist/generatemc
 
-    - uses: actions/upload-artifact@v6
+    - uses: actions/upload-artifact@v7
       with:
         name: wheel
         path: dist/*.whl
 
-    - uses: actions/upload-artifact@v6
+    - uses: actions/upload-artifact@v7
       with:
         name: source
         path: dist/*.tar.gz