diff --git a/.buildkite/pipeline.ml.yml b/.buildkite/pipeline.ml.yml
index a0bc37bc4ac1..906eb72326e5 100644
--- a/.buildkite/pipeline.ml.yml
+++ b/.buildkite/pipeline.ml.yml
@@ -289,7 +289,7 @@
   instance_size: medium
   commands:
     - cleanup() { if [ "${BUILDKITE_PULL_REQUEST}" = "false" ]; then ./ci/build/upload_build_info.sh; fi }; trap cleanup EXIT
-    - TUNE_TESTING=1 ./ci/env/install-dependencies.sh
+    - TUNE_TESTING=1 DATA_PROCESSING_TESTING=1 ./ci/env/install-dependencies.sh
     - ./ci/env/env_info.sh
     - bazel test --config=ci $(./ci/run/bazel_export_options) --build_tests_only
       --test_tag_filters=medium_instance,-py37,-soft_imports,-gpu_only,-rllib,-multinode
@@ -348,7 +348,7 @@
   instance_size: medium
   commands:
     - cleanup() { if [ "${BUILDKITE_PULL_REQUEST}" = "false" ]; then ./ci/build/upload_build_info.sh; fi }; trap cleanup EXIT
-    - TUNE_TESTING=1 ./ci/env/install-dependencies.sh
+    - TUNE_TESTING=1 DATA_PROCESSING_TESTING=1 ./ci/env/install-dependencies.sh
     - ./ci/env/env_info.sh
     - bazel test --config=ci $(./ci/run/bazel_export_options) --build_tests_only
       --test_env=TUNE_NEW_EXECUTION=1