diff --git a/app/providers/DialogProvider/useDialogFiber.ts b/app/providers/DialogProvider/useDialogFiber.ts
index 18fe86c..907842a 100644
--- a/app/providers/DialogProvider/useDialogFiber.ts
+++ b/app/providers/DialogProvider/useDialogFiber.ts
@@ -140,7 +140,7 @@ export function useDialogFiber() {
                 content: content,
                 timestamp: timestamp,
                 readed: idle ? 0 : 1,
-                chacha_key: groupKey,
+                chacha_key: Buffer.from(groupKey).toString('hex'),
                 from_me: fromPublicKey == publicKey ? 1 : 0,
                 plain_message: decryptedContent,
                 delivered: DeliveredMessageState.DELIVERED,