diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index de0c4a3..a023591 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -10,6 +10,7 @@ jobs:
       fail-fast: false
       matrix:
         node-version:
+          - 20
           - 18
           - 16
     steps:
diff --git a/index.d.ts b/index.d.ts
index b41af58..849ecf0 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -68,6 +68,7 @@ https.get(url, response => {
 });
 ```
 */
+// eslint-disable-next-line @typescript-eslint/ban-types -- TODO: Switch to Uint8Array only
 export default function imageType(input: Buffer | Uint8Array): Promise<ImageTypeResult | undefined>;
 
 /**
diff --git a/package.json b/package.json
index e4c4767..3165be2 100644
--- a/package.json
+++ b/package.json
@@ -52,9 +52,9 @@
 	},
 	"devDependencies": {
 		"@types/node": "^18.11.18",
-		"ava": "^5.1.0",
+		"ava": "^6.1.3",
 		"read-chunk": "^4.0.3",
 		"tsd": "^0.25.0",
-		"xo": "^0.53.1"
+		"xo": "^0.58.0"
 	}
 }