diff --git a/.travis.yml b/.travis.yml
index d985a95..1f8312a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -37,4 +37,4 @@ jobs:
 
 script:
   # Run a php lint across all PHP files.
-  - find . -name '*\.php' -exec php -l {} \;
+  - find . -type f -name '*\.php' -print0 | xargs -0 -n1 php -l