diff --git a/.travis.yml b/.travis.yml
index 2a1ad9a..271c551 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,6 +15,9 @@ env:
 - COMPOSER_FLAGS='update'
 
 matrix:
+  exclude:
+    - php: 7.2
+      env: COMPOSER_FLAGS='update --prefer-lowest --prefer-stable'
   fast_finish: true
 
 install: