diff --git a/.docker/php7.3-dev/Dockerfile b/.docker/php7.3-dev/Dockerfile
index fcc639c..3d5e25d 100644
--- a/.docker/php7.3-dev/Dockerfile
+++ b/.docker/php7.3-dev/Dockerfile
@@ -10,8 +10,6 @@ ENV COMPOSER_CACHE_DIR /.composer_cache
 
 RUN curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer
 
-RUN composer -vvv global require hirak/prestissimo
-
 # php extensions
 
 RUN pecl install xdebug
diff --git a/composer.json b/composer.json
index c517d73..48d7527 100644
--- a/composer.json
+++ b/composer.json
@@ -4,7 +4,7 @@
     "description": "Micro module Base common library",
     "license": "proprietary",
     "require": {
-        "php": "^7.3",
+        "php": "^7.3 || ^8.0",
         "ext-json": "*",
         "beberlei/assert": "^3.2",
         "psr/log": "^1.1",
@@ -19,10 +19,10 @@
         "phpstan/phpstan": "^0.12",
         "phpstan/phpstan-mockery": "^0.12",
         "phpstan/phpstan-phpunit": "^0.12",
-        "phpunit/phpunit": "^9.0",
+        "phpunit/phpunit": "^9.4",
         "roave/security-advisories": "dev-master",
         "symplify/easy-coding-standard": "^7.2",
-        "vimeo/psalm": "3.5.0"
+        "vimeo/psalm": "^4.2"
     },
     "config": {
         "preferred-install": {