diff --git a/.github/workflows/python-test.yml b/.github/workflows/python-test.yml
index 0de6037..b8565f9 100644
--- a/.github/workflows/python-test.yml
+++ b/.github/workflows/python-test.yml
@@ -31,7 +31,7 @@ jobs:
           pytest
 
       - name: Upload decision tree visualization to artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: decision-tree-visualization
           path: python/output/decision_tree.png