diff --git a/.travis.yml b/.travis.yml
index 13737b7800..bcc5f39624 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -36,6 +36,7 @@ branches:
    - /^release-.*$/
    - /^playtest-.*$/
    - /^pkgtest-.*$/
+   - /^prep-.*$/
    - bleed
 
 # Notify developers when build passed/failed.