diff --git a/composer.json b/composer.json
index 169acd4db..7e74be558 100644
--- a/composer.json
+++ b/composer.json
@@ -45,12 +45,12 @@
 		"chillerlan/php-settings-container": "^2.1.4 || ^3.1"
 	},
 	"require-dev": {
-		"chillerlan/php-authenticator": "^4.0 || ^5.0",
+		"chillerlan/php-authenticator": "^4.1 || ^5.1",
 		"phan/phan": "^5.4",
 		"phpunit/phpunit": "^9.6",
-		"phpmd/phpmd": "^2.13",
+		"phpmd/phpmd": "^2.15",
 		"setasign/fpdf": "^1.8.2",
-		"squizlabs/php_codesniffer": "^3.7"
+		"squizlabs/php_codesniffer": "^3.8"
 	},
 	"suggest": {
 		"chillerlan/php-authenticator": "Yet another Google authenticator! Also creates URIs for mobile apps.",