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-rw-r--r--.travis.yml2
1 files changed, 1 insertions, 1 deletions
diff --git a/.travis.yml b/.travis.yml
index ea8c94af80b..47bcbe94432 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -76,7 +76,7 @@ before_cache:
   - docker history -q rust-ci |
     grep -v missing |
     xargs docker save |
-    gzip -9 > $HOME/docker/rust-ci.tar.gz
+    gzip > $HOME/docker/rust-ci.tar.gz
 before_install:
   - zcat $HOME/docker/rust-ci.tar.gz | docker load || true