diff --git a/src/theme.js b/src/theme.js
index c3d71c8..0f6308d 100644
--- a/src/theme.js
+++ b/src/theme.js
@@ -1,7 +1,7 @@
-import {createTheme, adaptV4Theme} from '@mui/material/styles'
+import {createTheme} from '@mui/material/styles'
 import {red} from '@mui/material/colors'
 
-const theme = createTheme(adaptV4Theme({
+const theme = createTheme(({
   palette: {
     primary: {
       main: '#556cd6'