diff --git a/frontend/src/components/TicketListItem/index.js b/frontend/src/components/TicketListItem/index.js
index b90122ad..7324e6f4 100644
--- a/frontend/src/components/TicketListItem/index.js
+++ b/frontend/src/components/TicketListItem/index.js
@@ -205,20 +205,29 @@ const TicketListItem = ({ ticket, userId, filteredTags }) => {
 	const [uName, setUserName] = useState(null);
 
 	useEffect(() => {
+		isMounted.current = true;
+
 		const delayDebounceFn = setTimeout(() => {
 			const fetchTicket = async () => {
+				if (!isMounted.current) return;
+
 				try {
 					const { data } = await api.get("/tickets/" + ticket.id);
-					setTag(data?.contact?.tags);
+					if (isMounted.current) {
+						setTag(data?.contact?.tags);
+					}
 				} catch (err) {
+					if (isMounted.current) {
+						toastError(err);
+					}
 				}
 			};
 			fetchTicket();
 		}, 500);
+
 		return () => {
-			if (delayDebounceFn !== null) {
-				clearTimeout(delayDebounceFn);
-			}
+			clearTimeout(delayDebounceFn);
+			isMounted.current = false;
 		};
 	}, [ticket.id, user, history]);
 
diff --git a/frontend/src/components/TicketsList/index.js b/frontend/src/components/TicketsList/index.js
index d3b78f15..6ca9bd3d 100644
--- a/frontend/src/components/TicketsList/index.js
+++ b/frontend/src/components/TicketsList/index.js
@@ -297,6 +297,9 @@ const TicketsList = (props) => {
 		});
 
 		return () => {
+			socket.off("ticket");
+			socket.off("appMessage");
+			socket.off("contact");
 			socket.disconnect();
 		};
 	}, [status, showAll, user, selectedQueueIds]);