diff --git a/ts/util/handleImageAttachment.ts b/ts/util/handleImageAttachment.ts
index df6844388a7..0b7a8508b9a 100644
--- a/ts/util/handleImageAttachment.ts
+++ b/ts/util/handleImageAttachment.ts
@@ -93,6 +93,6 @@ export async function autoScale({
   return {
     contentType: IMAGE_JPEG,
     file: blob,
-    fileName: `${name}.jpeg`,
+    fileName: `${name}.jpg`,
   };
 }