diff --git a/.scrutinizer.yml b/.scrutinizer.yml
index 5e53dd6..5f65666 100644
--- a/.scrutinizer.yml
+++ b/.scrutinizer.yml
@@ -128,7 +128,7 @@ build_failure_conditions:
 
 build:
     environment:
-        php: 7.0.6
+        php: 7.2.22
         
     dependencies:
         before:
diff --git a/composer.json b/composer.json
index f070d7d..651f157 100644
--- a/composer.json
+++ b/composer.json
@@ -7,10 +7,9 @@
         "psr-4": {"Sil\\PhpEnv\\": "src/"}
     },
     "require": {
-        "php": ">=5.4"
+        "php": "^7.2"
     },
     "require-dev": {
-        "johnkary/phpunit-speedtrap": "1.*",
-        "phpunit/phpunit": "^6.1"
+        "phpunit/phpunit": "^8.0"
     }
 }
diff --git a/docker-compose.yml b/docker-compose.yml
index 18b1f17..d1a512b 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,7 +1,7 @@
 version: '2'
 services:
     test:
-        image: silintl/php7:latest
+        image: silintl/php7:7.2
         volumes:
             - ./:/data
         working_dir: /data