this upgrade script was written in 2018, not 2017, heh

src/upgrades/1.10.0/hash_recent_ip_addresses.js

@@ -9,7 +9,7 @@ var nconf = require('nconf');
 
 module.exports = {
 	name: 'Hash all IP addresses stored in Recent IPs zset',
-	timestamp: Date.UTC(2017, 5, 22),
+	timestamp: Date.UTC(2018, 5, 22),
 	method: function (callback) {
 		const progress = this.progress;
 		var hashed = /[a-f0-9]{32}/;