diff --git a/.github/workflows/benchmark.yml b/.github/workflows/benchmark.yml
index 14735dc246..abb4dccb9a 100644
--- a/.github/workflows/benchmark.yml
+++ b/.github/workflows/benchmark.yml
@@ -17,6 +17,10 @@ jobs:
         options: >-
           --health-cmd pg_isready --health-interval 10s --health-timeout 5s
           --health-retries 5
+          --shm-size=2g
+          -c shared_buffers=2GB
+          -c work_mem=32MB
+          -c effective_cache_size=4GB
       windmill:
         image: ghcr.io/windmill-labs/windmill-ee:main
         env: