diff --git a/.github/workflows/test-R.yaml b/.github/workflows/test-R.yaml
index eb5f1ed..8f6e4f3 100644
--- a/.github/workflows/test-R.yaml
+++ b/.github/workflows/test-R.yaml
@@ -38,4 +38,18 @@ jobs:
 
     - name: Run test.R
       run: |
-        Rscript test.R
\ No newline at end of file
+        Rscript test.R
+
+    - name: Save input artifact
+      uses: actions/upload-artifact@v4
+      with:
+        name: test-input
+        path: input/
+        if-no-files-found: error
+
+    - name: Save output artifact
+      uses: actions/upload-artifact@v4
+      with:
+        name: test-output
+        path: output/
+        if-no-files-found: error
\ No newline at end of file