diff --git a/ci/buildkite.yml b/ci/buildkite.yml
index 93dec9c296..6b02cb589d 100644
--- a/ci/buildkite.yml
+++ b/ci/buildkite.yml
@@ -17,7 +17,7 @@ steps:
     timeout_in_minutes: 60
   - command: ". ci/rust-version.sh; ci/docker-run.sh $$rust_stable_docker_image ci/test-stable.sh"
     name: "stable"
-    timeout_in_minutes: 30
+    timeout_in_minutes: 40
     artifact_paths: "log-*.txt"
   - command: ". ci/rust-version.sh; ci/docker-run.sh $$rust_nightly_docker_image ci/test-coverage.sh"
     name: "coverage"