diff --git a/src/client.js b/src/client.js
index 5b716c283..1cbfff947 100644
--- a/src/client.js
+++ b/src/client.js
@@ -1978,7 +1978,11 @@ MatrixClient.prototype._restoreKeyBackup = function(
             }
         }
 
-        return this.importRoomKeys(keys, { progressCallback, untrusted: true, source: "backup" });
+        return this.importRoomKeys(keys, {
+            progressCallback,
+            untrusted: true,
+            source: "backup",
+        });
     }).then(() => {
         return this._crypto.setTrustedBackupPubKey(backupPubKey);
     }).then(() => {
diff --git a/src/crypto/algorithms/megolm.js b/src/crypto/algorithms/megolm.js
index b247299d7..b8d0572da 100644
--- a/src/crypto/algorithms/megolm.js
+++ b/src/crypto/algorithms/megolm.js
@@ -1549,7 +1549,9 @@ MegolmDecryption.prototype._buildKeyForwardingMessage = async function(
  * @inheritdoc
  *
  * @param {module:crypto/OlmDevice.MegolmSessionData} session
- * @param {string} source where the key comes from
+ * @param {object} opts options for the import
+ * @param {boolean} opts.untrusted whether the key should be considered as untrusted
+ * @param {string} opts.source where the key came from
  */
 MegolmDecryption.prototype.importRoomKey = function(session, opts) {
     opts = opts || {};