diff --git a/.github/workflows/FHIRValidator.yml b/.github/workflows/FHIRValidator.yml
index 670f4f4e..5066767a 100644
--- a/.github/workflows/FHIRValidator.yml
+++ b/.github/workflows/FHIRValidator.yml
@@ -76,7 +76,7 @@ jobs:
           EXPECTED_FAILS: VALIDATION_CONFORMANCE_DOTNET
 
       - name: Upload validation artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: fhir-validation-results
           path: |