diff --git a/.travis.yml b/.travis.yml
index 1f64ea7..c2f7b0b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -20,6 +20,10 @@ jobs:
         - "composer test:phpunit -- --verbose"
         # - "composer test:cs -- -s"
         - "composer test:phpstan -- --ansi --memory-limit=1G --no-progress"
+    - name: "With lowest deps"
+      php: "7.4"
+      install:
+        - "composer update --no-interaction --prefer-lowest"
 
 cache:
   directories: