diff --git a/src/components/footer/footer.js b/src/components/footer/footer.js
index 3225df0..b08b243 100644
--- a/src/components/footer/footer.js
+++ b/src/components/footer/footer.js
@@ -1,7 +1,7 @@
 import React from 'react'
 import { useGlobal } from 'reactn'
 
-import { Box, makeStyles } from '@material-ui/core'
+import { makeStyles } from '@material-ui/core'
 import Typography from '@material-ui/core/Typography'
 
 import FooterItems from '../../config/footer_items'
diff --git a/src/pages/manga-episode/index.js b/src/pages/manga-episode/index.js
index bb4c227..40e0b2f 100644
--- a/src/pages/manga-episode/index.js
+++ b/src/pages/manga-episode/index.js
@@ -38,7 +38,6 @@ export default function MangaEpisodePage(props) {
     })
     const [activePageNumber, setActivePageNumber] = useState(1)
     const [settings] = useGlobal('settings')
-    const [mobile] = useGlobal('mobile')
     const setSettings = useDispatch('setSettings')
 
     const NavigatorRef = useRef()