diff --git a/ci/long_running_tests/config.yaml b/ci/long_running_tests/config.yaml
index cbc7feb435af..b9667ae648bb 100644
--- a/ci/long_running_tests/config.yaml
+++ b/ci/long_running_tests/config.yaml
@@ -49,6 +49,7 @@ setup_commands:
     # - sudo apt-get update
     # - sudo apt-get install -y build-essential curl unzip
     # - git clone https://github.com/ray-project/ray || true
+    # - ray/ci/travis/install-bazel.sh
     # - cd ray/python; git checkout master; git pull; pip install -e . --verbose
     # Install nightly Ray wheels.
     - pip install -U https://s3-us-west-2.amazonaws.com/ray-wheels/<<RAY_RELEASE_HASH>>/ray-<<RAY_RELEASE_VERSION>>-cp36-cp36m-manylinux1_x86_64.whl
diff --git a/ci/stress_tests/stress_testing_config.yaml b/ci/stress_tests/stress_testing_config.yaml
index 07c27bab79b6..f71ae8f2dc18 100644
--- a/ci/stress_tests/stress_testing_config.yaml
+++ b/ci/stress_tests/stress_testing_config.yaml
@@ -98,6 +98,7 @@ setup_commands:
     - echo 'export PATH="$HOME/anaconda3/bin:$PATH"' >> ~/.bashrc
     # # Build Ray.
     # - git clone https://github.com/ray-project/ray || true
+    # - ray/ci/travis/install-bazel.sh
     - pip install boto3==1.4.8 cython==0.29.0
     # - cd ray/python; git checkout master; git pull; pip install -e . --verbose
     - pip install https://s3-us-west-2.amazonaws.com/ray-wheels/latest/ray-0.8.0.dev0-cp36-cp36m-manylinux1_x86_64.whl
diff --git a/python/ray/autoscaler/aws/development-example.yaml b/python/ray/autoscaler/aws/development-example.yaml
index 0986a48ecc05..539c28643faa 100644
--- a/python/ray/autoscaler/aws/development-example.yaml
+++ b/python/ray/autoscaler/aws/development-example.yaml
@@ -94,6 +94,7 @@ setup_commands:
     - echo 'export PATH="$HOME/anaconda3/bin:$PATH"' >> ~/.bashrc
     # Build Ray.
     - git clone https://github.com/ray-project/ray || true
+    - ray/ci/travis/install-bazel.sh
     - pip install boto3==1.4.8 cython==0.29.0
     - cd ray/python; pip install -e . --verbose