diff --git a/.travis.yml b/.travis.yml
index 584857e..d6179c2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,21 +8,13 @@ matrix:
     fast_finish: true
     include:
         - php: 7.2
-          env: LARAVEL='5.7.*' TESTBENCH='3.8.*' PHPENUM='1.*' COMPOSER_FLAGS='--prefer-lowest'
-        - php: 7.2
-          env: LARAVEL='5.7.*' TESTBENCH='3.8.*' PHPENUM='1.*' COMPOSER_FLAGS='--prefer-stable'
+          env: LARAVEL='5.7.*' TESTBENCH='3.7.*' PHPENUM='1.*' COMPOSER_FLAGS='--prefer-stable'
         - php: 7.3
-          env: LARAVEL='5.7.*' TESTBENCH='3.8.*' PHPENUM='1.*' COMPOSER_FLAGS='--prefer-lowest'
+          env: LARAVEL='5.7.*' TESTBENCH='3.7.*' PHPENUM='1.*' COMPOSER_FLAGS='--prefer-lowest'
+        - php: 7.2
+          env: LARAVEL='5.8.*' TESTBENCH='3.8.*' PHPENUM='1.*' COMPOSER_FLAGS='--prefer-stable'
         - php: 7.3
-          env: LARAVEL='5.7.*' TESTBENCH='3.8.*' PHPENUM='1.*' COMPOSER_FLAGS='--prefer-stable'
-        # - php: 7.2
-        #   env: LARAVEL='5.8.*' TESTBENCH='4.*' PHPENUM='1.*' COMPOSER_FLAGS='--prefer-lowest'
-        # - php: 7.2
-        #   env: LARAVEL='5.8.*' TESTBENCH='4.*' PHPENUM='1.*' COMPOSER_FLAGS='--prefer-stable'
-        # - php: 7.3
-        #   env: LARAVEL='5.8.*' TESTBENCH='4.*' PHPENUM='1.*' COMPOSER_FLAGS='--prefer-lowest'
-        # - php: 7.3
-        #   env: LARAVEL='5.8.*' TESTBENCH='4.*' PHPENUM='1.*' COMPOSER_FLAGS='--prefer-stable'
+          env: LARAVEL='5.8.*' TESTBENCH='4.8.*' PHPENUM='1.*' COMPOSER_FLAGS='--prefer-lowest'
 
 before_install:
     - travis_retry composer self-update
diff --git a/composer.json b/composer.json
index fe91341..034741d 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
         "bensampo/laravel-enum": "^1.0"
     },
     "require-dev": {
-        "orchestra/testbench": "~3.8.0|^4.0",
+        "orchestra/testbench": "~3.7.0|^4.0",
         "phpunit/phpunit": "^8.2"
     },
     "autoload": {