Force gem update --system before deployment.

Try to prevent rust-lang#44159.
kennytm · Nov 5, 2017 · 9cfdaba · 9cfdaba
1 parent 51e2247
commit 9cfdaba
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -286,6 +286,7 @@ before_deploy:
           rm -rf obj/build/dist/doc &&
           cp -r obj/build/dist/* deploy/$TRAVIS_COMMIT;
       fi
+  - travis_retry gem update --system
 
 deploy:
   - provider: s3