diff --git a/keyserver/src/push/send.js b/keyserver/src/push/send.js
--- a/keyserver/src/push/send.js
+++ b/keyserver/src/push/send.js
@@ -807,10 +807,11 @@
     platformDetails.codeVersion &&
     platformDetails.codeVersion >= FUTURE_CODE_VERSION;
 
-  let blobHash, encryptionKey, blobUploadError;
+  let blobHash, holder, encryptionKey, blobUploadError;
   if (canQueryBlobService) {
     ({
       blobHash: blobHash,
+      holder: holder,
       encryptionKey: encryptionKey,
       blobUploadError: blobUploadError,
     } = await blobServiceUpload(copyWithMessageInfos.compile()));
@@ -823,9 +824,10 @@
     );
   }
 
-  if (blobHash && encryptionKey) {
+  if (blobHash && encryptionKey && holder) {
     notification.payload = {
       blobHash,
+      holder,
       encryptionKey,
       ...notification.payload,
     };
@@ -963,10 +965,11 @@
   }
 
   const canQueryBlobService = codeVersion && codeVersion >= FUTURE_CODE_VERSION;
-  let blobHash, encryptionKey, blobUploadError;
+  let blobHash, holder, encryptionKey, blobUploadError;
   if (canQueryBlobService) {
     ({
       blobHash: blobHash,
+      holder: holder,
       encryptionKey: encryptionKey,
       blobUploadError: blobUploadError,
     } = await blobServiceUpload(JSON.stringify(copyWithMessageInfos.data)));
@@ -980,7 +983,7 @@
   }
 
   let notifsWithoutMessageInfos;
-  if (!blobHash || !encryptionKey) {
+  if (!blobHash || !encryptionKey || !holder) {
     notifsWithoutMessageInfos = await prepareEncryptedAndroidNotifications(
       devicesWithExcessiveSize,
       notification,
@@ -995,6 +998,7 @@
           badgeOnly: badgeOnly ? '1' : '0',
           threadID,
           blobHash,
+          holder,
           encryptionKey,
           ...rest,
         },
diff --git a/keyserver/src/push/types.js b/keyserver/src/push/types.js
--- a/keyserver/src/push/types.js
+++ b/keyserver/src/push/types.js
@@ -25,6 +25,7 @@
       ...AndroidNotificationPayloadBase,
       +blobHash: string,
       +encryptionKey: string,
+      +holder: string,
     };
 
 export type AndroidNotification = {
diff --git a/keyserver/src/push/utils.js b/keyserver/src/push/utils.js
--- a/keyserver/src/push/utils.js
+++ b/keyserver/src/push/utils.js
@@ -385,6 +385,7 @@
 async function blobServiceUpload(payload: string): Promise<
   | {
       +blobHash: string,
+      +holder: string,
       +encryptionKey: string,
     }
   | { +blobUploadError: string },
@@ -394,7 +395,7 @@
     await encrypt(encryptionKey, new TextEncoder().encode(payload)),
   );
 
-  const blobHolder = uuid.v4();
+  const holder = uuid.v4();
   const blobHashBase64 = await crypto
     .createHash('sha256')
     .update(encryptedPayloadBuffer)
@@ -413,7 +414,7 @@
     {
       method: blobService.httpEndpoints.ASSIGN_HOLDER.method,
       body: JSON.stringify({
-        holder: blobHolder,
+        holder: holder,
         blob_hash: blobHash,
       }),
       headers: {
@@ -460,6 +461,7 @@
   const encryptionKeyString = Buffer.from(encryptionKey).toString('base64');
   return {
     blobHash,
+    holder,
     encryptionKey: encryptionKeyString,
   };
 }