diff --git a/structures/Client.js b/structures/Client.js
index 147399f9..3c7ced9b 100644
--- a/structures/Client.js
+++ b/structures/Client.js
@@ -81,15 +81,19 @@ module.exports = class XiaoClient extends CommandoClient {
 
 	exportBlacklist() {
 		let text = '{\n	"guild": [\n		';
-		for (const id of this.blacklist.guild) {
-			text += `"${id}",\n		`;
+		if (this.blacklist.guild.length) {
+			for (const id of this.blacklist.guild) {
+				text += `"${id}",\n		`;
+			}
+			text = text.slice(0, -4);
 		}
-		text = text.slice(0, -4);
 		text += '\n	],\n	"user": [\n		';
-		for (const id of this.blacklist.user) {
-			text += `"${id}",\n		`;
+		if (this.blacklist.user.length) {
+			for (const id of this.blacklist.user) {
+				text += `"${id}",\n		`;
+			}
+			text = text.slice(0, -4);
 		}
-		text = text.slice(0, -4);
 		text += '\n	]\n}\n';
 		const buf = Buffer.from(text);
 		fs.writeFileSync(path.join(__dirname, '..', 'blacklist.json'), buf, { encoding: 'utf8' });