diff --git a/.travis.yml b/.travis.yml
index f3743ad8..24dd8f67 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,9 @@ script:
   - sed -i -e 's:<.*>::g' README.md
   - crystal docs
 deploy:
+  # https://github.com/travis-ci/travis-ci/issues/9312#issuecomment-371590249
+  edge:
+    branch: v1.8.47
   provider: pages
   skip_cleanup: true
   github_token: $GITHUB_TOKEN