diff --git a/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/crypto/secrets/DefaultSharedSecretStorageService.kt b/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/crypto/secrets/DefaultSharedSecretStorageService.kt
index bc3388e3a9..7401f3f02c 100644
--- a/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/crypto/secrets/DefaultSharedSecretStorageService.kt
+++ b/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/crypto/secrets/DefaultSharedSecretStorageService.kt
@@ -212,7 +212,7 @@ internal class DefaultSharedSecretStorageService @Inject constructor(
         return EncryptedSecretContent(
                 ciphertext = result.cipherRawBytes.toBase64NoPadding(),
                 initializationVector = result.initializationVector.toBase64NoPadding(),
-                mac = result.initializationVector.toBase64NoPadding()
+                mac = result.mac.toBase64NoPadding()
         )
     }