diff --git a/.github/workflows/benchmarks.yml b/.github/workflows/benchmarks.yml
index 6792e7bb..e3765c8c 100644
--- a/.github/workflows/benchmarks.yml
+++ b/.github/workflows/benchmarks.yml
@@ -145,7 +145,7 @@ jobs:
       - name: Setup
         run: |
           apt-get update \
-          && apt-get install -y ninja-build bc datamash
+          && apt-get install -y ninja-build bc datamash unzip
       - name: Configure
         run: |
           cd QuantLib