diff --git a/source/src/components/SubMenu.tsx b/source/src/components/SubMenu.tsx
index e63a216..64e7831 100644
--- a/source/src/components/SubMenu.tsx
+++ b/source/src/components/SubMenu.tsx
@@ -2,7 +2,7 @@
  * @file Submenu item for sidebar
  */
 
-import { useState } from "react"
+import { useCallback, useState } from "react"
 import { Link } from "react-router-dom"
 import styled from "styled-components"
 
@@ -26,32 +26,15 @@ const SidebarLabel = styled.span`
 	margin-left: 16px;
 `
 
-const DropdownLink = styled(Link)`
-	background: #414757;
-	height: 60px;
-	padding-left: 3rem;
-	display: flex;
-	align-items: center;
-	text-decoration: none;
-	color: #f5f5f5;
-	font-size: 18px;
-
-	&:hover {
-		background: #632ce4;
-		cursor: pointer;
-	}
-`
-
 interface Props {
 	item: Item
 }
 
 const SubMenu = (props: Props) => {
 	const [isSubNavOpen, setSubNavOpen] = useState(false)
-
-	const handleSidebarLinkClick = () => {
-		if (props.item.subNav) setSubNavOpen((prev) => !prev)
-	}
+	const handleSidebarLinkClick = useCallback(() => {
+		setSubNavOpen((prev) => !prev)
+	}, [isSubNavOpen])
 
 	return (
 		<>
@@ -60,27 +43,7 @@ const SubMenu = (props: Props) => {
 					{props.item.icon}
 					<SidebarLabel>{props.item.title}</SidebarLabel>
 				</div>
-				<div>
-					{props.item.subNav && isSubNavOpen
-						? props.item.iconOpened
-						: props.item.subNav
-						? props.item.iconClosed
-						: undefined}
-				</div>
 			</SidebarLink>
-
-			{/* not used as of the moment */}
-			{isSubNavOpen && // check if subNav is open
-				props.item.subNav && // check if subNav exists in that item
-				props.item.subNav.map((item, index) => {
-					// shows all items in subNav
-					return (
-						<DropdownLink to={item.path} key={index}>
-							{item.icon}
-							<SidebarLabel>{item.title}</SidebarLabel>
-						</DropdownLink>
-					)
-				})}
 		</>
 	)
 }
diff --git a/source/src/data/NavbarData.tsx b/source/src/data/NavbarData.tsx
index a20f4c9..9cbd534 100644
--- a/source/src/data/NavbarData.tsx
+++ b/source/src/data/NavbarData.tsx
@@ -8,11 +8,8 @@ import {
 // item from sidebar data
 export type Item = {
 	path: string
-	subNav?: Array<Item>
 	icon: JSX.Element
 	title: string
-	iconOpened?: JSX.Element
-	iconClosed?: JSX.Element
 }
 
 const NavbarData: Array<Item> = [