diff --git a/src/styles/theme/defaultTheme.ts b/src/styles/theme/defaultTheme.ts
index 29c6b0b59..a050b7b66 100644
--- a/src/styles/theme/defaultTheme.ts
+++ b/src/styles/theme/defaultTheme.ts
@@ -654,9 +654,6 @@ export const defaultTheme = createTheme({
           [`&.${outlinedInputClasses.focused} .${outlinedInputClasses.notchedOutline}`]: {
             borderWidth: '3px',
           },
-          [`&.${outlinedInputClasses.error} .${outlinedInputClasses.notchedOutline}`]: {
-            borderWidth: '1px !important',
-          },
         },
         notchedOutline: {
           borderColor: 'transparent',