diff --git a/composer.json b/composer.json
index 5c7cadf..1017d36 100644
--- a/composer.json
+++ b/composer.json
@@ -23,8 +23,8 @@
         "source": "https://github.com/mayflower/mo4-coding-standard"
     },
     "require": {
-        "php": "^7.2 || ^8.0",
-        "dealerdirect/phpcodesniffer-composer-installer": "^0.7",
+        "php": "~7.2 || ~8.0",
+        "dealerdirect/phpcodesniffer-composer-installer": "~0.7",
         "escapestudios/symfony2-coding-standard": "^3.10.0",
         "slevomat/coding-standard": "^8.4",
         "squizlabs/php_codesniffer": "^3.6.2"