diff --git a/.travis.yml b/.travis.yml
index 5e3133d..178b552 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,63 +5,38 @@ cache:
   - "$HOME/.composer/cache"
 
 php:
-  - '7.1'
-  - '7.2'
   - '7.3'
   - '7.4'
+  - 'nightly'
 
 env:
-  - ENUM=2 LARAVEL=5.4
-  - ENUM=2 LARAVEL=5.5
-  - ENUM=2 LARAVEL=5.6
-  - ENUM=2 LARAVEL=5.7
-  - ENUM=2 LARAVEL=5.8
+  - ENUM=2 LARAVEL=6.0
   - ENUM=2 LARAVEL=6.20
   - ENUM=2 LARAVEL=7.0
   - ENUM=2 LARAVEL=7.29
   - ENUM=2 LARAVEL=8.0
-  - ENUM=2 LARAVEL=8.13
-  - ENUM=3 LARAVEL=5.4
-  - ENUM=3 LARAVEL=5.5
-  - ENUM=3 LARAVEL=5.6
-  - ENUM=3 LARAVEL=5.7
-  - ENUM=3 LARAVEL=5.8
+  - ENUM=2 LARAVEL=8.16
+  - ENUM=3 LARAVEL=6.0
   - ENUM=3 LARAVEL=6.20
   - ENUM=3 LARAVEL=7.0
   - ENUM=3 LARAVEL=7.29
   - ENUM=3 LARAVEL=8.0
-  - ENUM=3 LARAVEL=8.13
+  - ENUM=3 LARAVEL=8.16
 
 matrix:
   exclude:
-    - php: '7.1'
+    - php: 'nightly'
+      env: 'ENUM=2 LARAVEL=6.0'
+    - php: 'nightly'
       env: 'ENUM=2 LARAVEL=6.20'
-    - php: '7.1'
-      env: 'ENUM=3 LARAVEL=6.20'
-    - php: '7.1'
+    - php: 'nightly'
       env: 'ENUM=2 LARAVEL=7.0'
-    - php: '7.1'
-      env: 'ENUM=3 LARAVEL=7.0'
-    - php: '7.1'
+    - php: 'nightly'
       env: 'ENUM=2 LARAVEL=7.29'
-    - php: '7.1'
-      env: 'ENUM=3 LARAVEL=7.29'
-    - php: '7.1'
+    - php: 'nightly'
       env: 'ENUM=2 LARAVEL=8.0'
-    - php: '7.1'
-      env: 'ENUM=3 LARAVEL=8.0'
-    - php: '7.1'
-      env: 'ENUM=2 LARAVEL=8.13'
-    - php: '7.1'
-      env: 'ENUM=3 LARAVEL=8.13'
-    - php: '7.2'
-      env: 'ENUM=2 LARAVEL=8.0'
-    - php: '7.2'
-      env: 'ENUM=3 LARAVEL=8.0'
-    - php: '7.2'
-      env: 'ENUM=2 LARAVEL=8.13'
-    - php: '7.2'
-      env: 'ENUM=3 LARAVEL=8.13'
+    - php: 'nightly'
+      env: 'ENUM=2 LARAVEL=8.16'
 
 script:
 - vendor/bin/phpunit -c phpunit.xml tests/