diff --git a/.github/workflows/benchmark-cachegrind.yml b/.github/workflows/benchmark-cachegrind.yml
index 3360d4e0..936985c5 100644
--- a/.github/workflows/benchmark-cachegrind.yml
+++ b/.github/workflows/benchmark-cachegrind.yml
@@ -44,10 +44,9 @@ jobs:
           python -m pip install requests
           python -m pip install --user numpy scipy matplotlib ipython jupyter pandas sympy nose
 
-      - name: Run benchmark
+      - name: Install valgrind
         run: |
-          python bench/bench.py | tee ../${{ matrix.bench.script }}-output.txt
-          ls scripts
+          sudo apt-get install valgrind
 
       - name: Run ${{ matrix.bench.title }} (Cold Cachegrind)
         run: sudo bash ./scripts/run-with-cachegrind.sh python ./bench/bench.py "${{ matrix.bench.cachegrindTitle}}Cold" 1 | tee -a ${{ matrix.bench.script }}-output.txt