diff --git a/composer.json b/composer.json
index e64c779c..a38ce51f 100644
--- a/composer.json
+++ b/composer.json
@@ -65,8 +65,8 @@
     "require-dev": {
         "ext-zip": "*",
         "ext-gd": "*",
-        "phpunit/phpunit": "^7.5 || 8.*",
-        "squizlabs/php_codesniffer": "^3.0",
+        "phpunit/phpunit": "^7.5",
+        "squizlabs/php_codesniffer": "^3.5",
         "friendsofphp/php-cs-fixer": "^2.14",
         "phpmd/phpmd": "2.*",
         "dompdf/dompdf":"0.8.* || 1.0.*",