diff --git a/packages/react-settings-form/src/components/SizeInput/index.tsx b/packages/react-settings-form/src/components/SizeInput/index.tsx
index 5ad0d7db7..100d83598 100644
--- a/packages/react-settings-form/src/components/SizeInput/index.tsx
+++ b/packages/react-settings-form/src/components/SizeInput/index.tsx
@@ -37,6 +37,7 @@ const createSpecialSizeOption = (type: string) => ({
 })
 
 const NormalSizeOptions = [
+  createSpecialSizeOption('inherit'),
   createSpecialSizeOption('auto'),
   createUnitType('px'),
   createUnitType('%'),