diff --git a/packages/ra-ui-materialui/src/detail/SimpleShowLayout.tsx b/packages/ra-ui-materialui/src/detail/SimpleShowLayout.tsx
index 7ae1e1f0734..e9f30117712 100644
--- a/packages/ra-ui-materialui/src/detail/SimpleShowLayout.tsx
+++ b/packages/ra-ui-materialui/src/detail/SimpleShowLayout.tsx
@@ -82,6 +82,7 @@ const SimpleShowLayout = ({
                             label={field.props.label}
                             source={field.props.source}
                             disabled={false}
+                            fullWidth={field.props.fullWidth}
                         >
                             {field}
                         </Labeled>