diff --git a/src/components/Portal/usePortal.ts b/src/components/Portal/usePortal.ts
index c6daeab6..a0177fa3 100644
--- a/src/components/Portal/usePortal.ts
+++ b/src/components/Portal/usePortal.ts
@@ -105,7 +105,7 @@ export const defaultProps = {
   animationEasing: 'ease-in-out',
   animationEnterDuration: 0.5,
   animationExitDuration: 0.5,
-  container: document.body,
+  container: 'body',
   disableAnimation: false,
   disableCloseOnClickOverlay: false,
   disableCloseOnEsc: false,