diff --git a/packages/sanity/src/core/form/inputs/ReferenceInput/AutocompleteContainer.tsx b/packages/sanity/src/core/form/inputs/ReferenceInput/AutocompleteContainer.tsx
index cdfe5cb77570..db07f54eae27 100644
--- a/packages/sanity/src/core/form/inputs/ReferenceInput/AutocompleteContainer.tsx
+++ b/packages/sanity/src/core/form/inputs/ReferenceInput/AutocompleteContainer.tsx
@@ -35,7 +35,7 @@ export const AutocompleteContainer = forwardRef(function AutocompleteContainer(
   const inputWrapperRect = useElementRect(rootElement)
 
   return (
-    <Root ref={handleNewRef} gap={1} $narrow={(inputWrapperRect?.width || 0) < 480}>
+    <Root ref={handleNewRef} gap={1} $narrow={(inputWrapperRect?.width || 480) < 480}>
       {props.children}
     </Root>
   )