diff --git a/libs/sdk-js/src/react/stream.tsx b/libs/sdk-js/src/react/stream.tsx
index 3d51497b4..0b87f56fd 100644
--- a/libs/sdk-js/src/react/stream.tsx
+++ b/libs/sdk-js/src/react/stream.tsx
@@ -1095,7 +1095,7 @@ export function useStream<
           };
         }
 
-        return historyValues;
+        return { ...historyValues };
       });
 
       let usableThreadId = threadId;