diff --git a/.travis.yml b/.travis.yml
index 4776b4a204169..51766c1c00d5f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -116,7 +116,7 @@ matrix:
         # For the linux wheel build, we use a shared cache between all
         # wheels, but not between different travis runs, because that
         # caused timeouts in the past. See the "cache: false" line below.
-        - export MOUNT_BAZEL_CACHE="-v $HOME/ray-bazel-cache:/root/ray-bazel-cache -e TRAVIS=true -e TRAVIS_PULL_REQUEST=$TRAVIS_PULL_REQUEST"
+        - export MOUNT_BAZEL_CACHE="-v $HOME/ray-bazel-cache:/root/ray-bazel-cache -e TRAVIS=true -e TRAVIS_PULL_REQUEST=$TRAVIS_PULL_REQUEST -e encrypted_1c30b31fe1ee_key=$encrypted_1c30b31fe1ee_key -e encrypted_1c30b31fe1ee_iv=$encrypted_1c30b31fe1ee_iv"
 
         # This command should be kept in sync with ray/python/README-building-wheels.md,
         # except the `$MOUNT_BAZEL_CACHE` part.