diff --git a/composer.json b/composer.json
index 62d61be48..961d0f5a7 100644
--- a/composer.json
+++ b/composer.json
@@ -59,11 +59,11 @@
 		"phpbench/phpbench": "^1.4",
 		"phpunit/phpunit": "^11.5",
 		"phpmd/phpmd": "^2.15",
-		"phpstan/phpstan": "^2.1.17",
-		"phpstan/phpstan-deprecation-rules": "^2.0",
+		"phpstan/phpstan": "^2.1.28",
+		"phpstan/phpstan-deprecation-rules": "^2.0.3",
 		"setasign/fpdf": "^1.8.6",
-		"slevomat/coding-standard": "^8.19",
-		"squizlabs/php_codesniffer": "^3.13"
+		"slevomat/coding-standard": "^8.23",
+		"squizlabs/php_codesniffer": "^4.0"
 	},
 	"suggest": {
 		"chillerlan/php-authenticator": "Yet another Google authenticator! Also creates URIs for mobile apps.",