diff --git a/.travis.yml b/.travis.yml
index 0f8ab39..37daa84 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -62,6 +62,7 @@ deploy:
   file_glob: true
   file: gfx-portability-*.zip
   skip_cleanup: true
+  overwrite: true
   on:
     tags: true
     condition: $TRAVIS_RUST_VERSION == "stable" && $TRAVIS_BRANCH == $TRAVIS_TAG