diff --git a/packages/ra-ui-materialui/src/layout/Layout.js b/packages/ra-ui-materialui/src/layout/Layout.js
index 5b6a42962be..6522ce0e5cf 100644
--- a/packages/ra-ui-materialui/src/layout/Layout.js
+++ b/packages/ra-ui-materialui/src/layout/Layout.js
@@ -26,47 +26,50 @@ import defaultTheme from '../defaultTheme';
 import { ComponentPropType } from 'ra-core';
 
 const styles = theme =>
-    createStyles({
-        root: {
-            display: 'flex',
-            flexDirection: 'column',
-            zIndex: 1,
-            minHeight: '100vh',
-            backgroundColor: theme.palette.background.default,
-            position: 'relative',
-            minWidth: 'fit-content',
-            width: '100%',
-        },
-        appFrame: {
-            display: 'flex',
-            flexDirection: 'column',
-            [theme.breakpoints.up('xs')]: {
-                marginTop: theme.spacing(6),
+    createStyles(
+        {
+            root: {
+                display: 'flex',
+                flexDirection: 'column',
+                zIndex: 1,
+                minHeight: '100vh',
+                backgroundColor: theme.palette.background.default,
+                position: 'relative',
+                minWidth: 'fit-content',
+                width: '100%',
             },
-            [theme.breakpoints.down('xs')]: {
-                marginTop: theme.spacing(7),
+            appFrame: {
+                display: 'flex',
+                flexDirection: 'column',
+                [theme.breakpoints.up('xs')]: {
+                    marginTop: theme.spacing(6),
+                },
+                [theme.breakpoints.down('xs')]: {
+                    marginTop: theme.spacing(7),
+                },
             },
-        },
-        contentWithSidebar: {
-            display: 'flex',
-            flexGrow: 1,
-        },
-        content: {
-            display: 'flex',
-            flexDirection: 'column',
-            flexGrow: 1,
-            flexBasis: 0,
-            padding: theme.spacing(3),
-            paddingTop: theme.spacing(1),
-            paddingLeft: 0,
-            [theme.breakpoints.up('xs')]: {
-                paddingLeft: 5,
+            contentWithSidebar: {
+                display: 'flex',
+                flexGrow: 1,
             },
-            [theme.breakpoints.down('sm')]: {
-                padding: 0,
+            content: {
+                display: 'flex',
+                flexDirection: 'column',
+                flexGrow: 1,
+                flexBasis: 0,
+                padding: theme.spacing(3),
+                paddingTop: theme.spacing(1),
+                paddingLeft: 0,
+                [theme.breakpoints.up('xs')]: {
+                    paddingLeft: 5,
+                },
+                [theme.breakpoints.down('sm')]: {
+                    padding: 0,
+                },
             },
         },
-    });
+        { name: 'RaLayout' }
+    );
 
 const sanitizeRestProps = ({
     staticContext,