diff --git a/types/react-i18next/src/trans.d.ts b/types/react-i18next/src/trans.d.ts
index 3ef535cf5d..2b0e8e7738 100644
--- a/types/react-i18next/src/trans.d.ts
+++ b/types/react-i18next/src/trans.d.ts
@@ -19,6 +19,7 @@ export interface TransProps {
     defaults?: string;
     values?: Values;
     components?: React.ReactNode[];
+    ns?: string;
 }
 
 export default class Trans extends React.Component<TransProps> { }