diff --git a/ci/workflows/main.yml b/ci/workflows/main.yml
index 531172df52617..767faecb3886b 100644
--- a/ci/workflows/main.yml
+++ b/ci/workflows/main.yml
@@ -228,7 +228,7 @@ steps:
     retry: *auto-retry
 
   - label: "scaling test (deterministic simulation)"
-    command: "TEST_NUM=30 timeout 30m ci/scripts/deterministic-scale-test.sh"
+    command: "TEST_NUM=30 timeout 50m ci/scripts/deterministic-scale-test.sh"
     depends_on: "build-simulation"
     plugins:
       - gencer/cache#v2.4.10: *cargo-cache
@@ -236,7 +236,7 @@ steps:
           run: rw-build-env
           config: ci/docker-compose.yml
           mount-buildkite-agent: true
-    timeout_in_minutes: 35
+    timeout_in_minutes: 55
     retry: *auto-retry
 
   - label: "end-to-end test (deterministic simulation)"