From 3d56707be48dd609ad1551beb69fc49bb1529870 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Adam=20Ku=C5=9Bmierz?= <kusmierz@users.noreply.github.com>
Date: Sun, 26 Jan 2020 22:39:29 +0100
Subject: [PATCH] [TextField] Fix label notch for custom htmlFontSize (#19409)

---
 packages/material-ui/src/OutlinedInput/NotchedOutline.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/material-ui/src/OutlinedInput/NotchedOutline.js b/packages/material-ui/src/OutlinedInput/NotchedOutline.js
index 374f86068b3524..bb51e7a71adfc0 100644
--- a/packages/material-ui/src/OutlinedInput/NotchedOutline.js
+++ b/packages/material-ui/src/OutlinedInput/NotchedOutline.js
@@ -37,7 +37,7 @@ export const styles = theme => {
       textAlign: 'left',
       padding: 0,
       height: 11, // sync with `lineHeight` in `legend` styles
-      fontSize: '0.75rem',
+      fontSize: '0.75em',
       visibility: 'hidden',
       maxWidth: 0.01,
       transition: theme.transitions.create('max-width', {