diff --git a/frontend/src/components/inbox/components/AttachmentViewerForm.tsx b/frontend/src/components/inbox/components/AttachmentViewerForm.tsx
index 70446446..50c93736 100644
--- a/frontend/src/components/inbox/components/AttachmentViewerForm.tsx
+++ b/frontend/src/components/inbox/components/AttachmentViewerForm.tsx
@@ -24,7 +24,7 @@ export const AttachmentViewerForm: FC<
       {/* eslint-disable-next-line @next/next/no-img-element */}
       <img
         width="100%"
-        height={800}
+        height={400}
         style={{
           cursor: "pointer",
           objectFit: "contain",