diff --git a/src/socket.io/index.js b/src/socket.io/index.js
index fdcf6146b0..351b0d145e 100644
--- a/src/socket.io/index.js
+++ b/src/socket.io/index.js
@@ -318,16 +318,16 @@ Sockets.getUidsInRoom = async function (room) {
 		return [];
 	}
 	const ioRoom = Sockets.server.in(room);
-	const uids = [];
+	const uids = new Set();
 	if (ioRoom) {
 		const sockets = await ioRoom.fetchSockets();
 		for (const s of sockets) {
 			if (s && s.data && s.data.uid > 0) {
-				uids.push(s.data.uid);
+				uids.add(s.data.uid);
 			}
 		}
 	}
-	return _.uniq(uids);
+	return [...uids];
 };
 
 Sockets.warnDeprecated = (socket, replacement) => {