diff --git a/commands.js b/commands.js
index 517761b5b384c..ad956a82c8587 100644
--- a/commands.js
+++ b/commands.js
@@ -1903,12 +1903,15 @@ exports.commands = {
 		}
 		if (!targetUser) return this.errorReply("User '" + name + "' not found.");
 		if (!(targetUser.locked || (room.bannedUsers[toId(name)] && room.bannedIps[targetUser.latestIp]) || user.can('rangeban'))) return this.errorReply("User '" + name + "' is not banned from this room or locked.");
-		for (let i = 0; i < room.log.length; i++) {
+		let i = 0;
+		while(i < room.log.length) {
 			let message = room.log[i];
 			let split = message.split("|");
 			if (Users.get(split[3]) === this.targetUser || Users.get(split[3]).getAltUsers().indexOf(this.targetUser) >= 0) {
 				room.log.splice(i, 1);
+				continue;
 			}
+			i++;
 		}
 		this.addModCommand("" + targetUser.name + "'s messages were deleted from the log in room " + room.id + " by " + user.name + ".");
 	},