diff --git a/frontend/src/components/inbox/components/AttachmentViewerForm.tsx b/frontend/src/components/inbox/components/AttachmentViewerForm.tsx
index 50c93736..f5956d40 100644
--- a/frontend/src/components/inbox/components/AttachmentViewerForm.tsx
+++ b/frontend/src/components/inbox/components/AttachmentViewerForm.tsx
@@ -24,10 +24,10 @@ export const AttachmentViewerForm: FC<
       {/* eslint-disable-next-line @next/next/no-img-element */}
       <img
         width="100%"
-        height={400}
         style={{
           cursor: "pointer",
           objectFit: "contain",
+          maxHeight: "70vh",
         }}
         alt={data?.url}
         src={data?.url}