diff --git a/.travis.yml b/.travis.yml
index 43fba89..e5c629e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -29,7 +29,7 @@ jobs:
       deploy:
         - provider: pypi
           user: simonw
-          distributions: bdist_wheel
+          distributions: sdist bdist_wheel
           password: ${PYPI_PASSWORD}
           on:
             branch: main