diff --git a/ci/travis/ci.sh b/ci/travis/ci.sh
index 42ad824ad..e18d96bc1 100755
--- a/ci/travis/ci.sh
+++ b/ci/travis/ci.sh
@@ -287,9 +287,7 @@ build_wheels() {
 
       # This command should be kept in sync with ray/python/README-building-wheels.md,
       # except the "${MOUNT_BAZEL_CACHE[@]}" part.
-      # TODO(ilr) Re-add "suppress_output" to show info
-      docker run --rm -w /ray -v "${PWD}":/ray "${MOUNT_BAZEL_CACHE[@]}" \
-        -e TRAVIS_COMMIT="${TRAVIS_COMMIT}"  -e CI="${CI}" \
+      suppress_output docker run --rm -w /ray -v "${PWD}":/ray "${MOUNT_BAZEL_CACHE[@]}" \
         rayproject/arrow_linux_x86_64_base:python-3.8.0 /ray/python/build-wheel-manylinux1.sh
       ;;
     darwin*)