diff --git a/composer.json b/composer.json
index 4a58833c996..8615b1ca8db 100644
--- a/composer.json
+++ b/composer.json
@@ -47,7 +47,7 @@
 		"cs:fix": "php-cs-fixer fix",
 		"cs:check": "php-cs-fixer fix --dry-run --diff",
 		"lint": "find . -name \\*.php -not -path './lib/composer/*' -not -path './build/stubs/*' -print0 | xargs -0 -n1 php -l",
-		"psalm": "psalm --threads=1",
-		"psalm:update-baseline": "psalm --threads=1 --update-baseline"
+		"psalm": "psalm --threads=$(nproc)",
+		"psalm:update-baseline": "psalm --threads=$(nproc) --update-baseline"
 	}
 }