diff --git a/.travis.yml b/.travis.yml
index f3f8401..f632558 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,7 @@
-language: php
 dist: precise
+
+language: php
+
 php:
   - '5.4'
   - '5.5'
@@ -8,6 +10,9 @@ php:
   - '7.1'
   - '7.2'
   - '7.3'
+  - '7.3'
+    script: vendor/bin/phpstan analyze
+    after_script: true
   - nightly
 
 before_script:
@@ -19,4 +24,4 @@ after_script:
 
 cache:
   directories:
-    - $HOME/.composer/cache/files
+    - $HOME/.composer/cache