diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ebc175052..143b73bb7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -222,7 +222,7 @@ jobs:
               uses: actions/upload-artifact@v4
               if: always() && matrix.testmode == 'OFF'
               with:
-                  name: test-${{ matrix.testname }}-output
+                  name: test-${{ matrix.testname }}-output${{ matrix.testmode == 'ON' && '_testmode' || '' }}
                   path: tests/${{ matrix.testname }}_testrun
 
             - name: Upload checksum files