diff --git a/.github/workflows/osrm-backend.yml b/.github/workflows/osrm-backend.yml
index 694c80fb3..5b2c0bea3 100644
--- a/.github/workflows/osrm-backend.yml
+++ b/.github/workflows/osrm-backend.yml
@@ -732,11 +732,13 @@ jobs:
           rm -rf ~/benchmarks 
           mkdir -p ~/benchmarks
 
-          sudo cset shield --reset || true
+          SHIELD=bench
+          sudo cset shield --shield=$SHIELD --reset | true
       # see https://llvm.org/docs/Benchmarking.html
       - name: Run PR Benchmarks 
         run: |
-          sudo cset shield -c 2-3 -k on
+          SHIELD=bench
+          sudo cset shield --shield=$SHIELD -c 2-3 -k on
           sudo mount -t tmpfs -o size=4g none ~/benchmarks
           cp -rf pr/build ~/benchmarks/build
           cp -rf pr/lib ~/benchmarks/lib
@@ -744,15 +746,16 @@ jobs:
           cp -rf pr/test/data ~/benchmarks/test/data
           cp -rf pr/profiles ~/benchmarks/profiles
 
-          sudo cset shield --exec -- ./pr/scripts/ci/run_benchmarks.sh -f ~/benchmarks -r $(pwd)/pr_results -s $(pwd)/pr -b ~/benchmarks/build -o ~/data.osm.pbf -g ~/gps_traces.csv
+          sudo cset shield --shield=$SHIELD --exec -- ./pr/scripts/ci/run_benchmarks.sh -f ~/benchmarks -r $(pwd)/pr_results -s $(pwd)/pr -b ~/benchmarks/build -o ~/data.osm.pbf -g ~/gps_traces.csv
           sudo umount ~/benchmarks
 
           sleep 5
-          sudo cset shield --move --cpu=0-1
-          sudo cset shield --reset
+          sudo cset shield --shield=$SHIELD --move --cpu=0-1
+          sudo cset shield --shield=$SHIELD --reset
       - name: Run Base Benchmarks
         run: |
-          sudo cset shield -c 2-3 -k on
+          SHIELD=bench
+          sudo cset shield --shield=$SHIELD -c 2-3 -k on
           sudo mount -t tmpfs -o size=4g none ~/benchmarks
           cp -rf base/build ~/benchmarks/build
           cp -rf base/lib ~/benchmarks/lib
@@ -765,12 +768,12 @@ jobs:
             cp base/src/benchmarks/portugal_to_korea.json ~/benchmarks/test/data/portugal_to_korea.json
           fi
           # we intentionally use scripts from PR branch to be able to update them and see results in the same PR
-          sudo cset shield --exec -- cset shield --exec -- ./pr/scripts/ci/run_benchmarks.sh -f ~/benchmarks -r $(pwd)/base_results -s $(pwd)/pr -b ~/benchmarks/build -o ~/data.osm.pbf -g ~/gps_traces.csv
+          sudo cset shield --shield=$SHIELD --exec -- ./pr/scripts/ci/run_benchmarks.sh -f ~/benchmarks -r $(pwd)/base_results -s $(pwd)/pr -b ~/benchmarks/build -o ~/data.osm.pbf -g ~/gps_traces.csv
           sudo umount ~/benchmarks
 
           sleep 5
-          sudo cset shield --move --cpu=0-1
-          sudo cset shield --reset
+          sudo cset shield --shield=$SHIELD --move --cpu=0-1
+          sudo cset shield --shield=$SHIELD --reset
       - name: Post Benchmark Results
         run: |
           python3 pr/scripts/ci/post_benchmark_results.py base_results pr_results