diff --git a/package.json b/package.json
index f6cc91f..c11c11f 100644
--- a/package.json
+++ b/package.json
@@ -38,8 +38,8 @@
 		"merge"
 	],
 	"devDependencies": {
-		"ava": "^7.0.0",
+		"ava": "^8.0.1",
 		"tsd": "^0.33.0",
-		"xo": "^1.2.3"
+		"xo": "^4.0.0"
 	}
 }