diff --git a/preload.js b/preload.js
index 837b97d5a..bc5cf2f53 100644
--- a/preload.js
+++ b/preload.js
@@ -66,7 +66,7 @@ window.lokiFeatureFlags = {
   useFileOnionRequestsV2: true, // more compact encoding of files in response
   onionRequestHops: 3,
   useRequestEncryptionKeyPair: false,
-  padOutgoingAttachments: false,
+  padOutgoingAttachments: true,
 };
 
 if (typeof process.env.NODE_ENV === 'string' && process.env.NODE_ENV.includes('test-integration')) {