diff --git a/src/base-apis.js b/src/base-apis.js
index 7c7a2fd6c..26ecd9180 100644
--- a/src/base-apis.js
+++ b/src/base-apis.js
@@ -1007,7 +1007,7 @@ MatrixBaseApis.prototype.setRoomReadMarkersHttpRequest =
     const content = {
         "m.fully_read": rmEventId,
         "m.read": rrEventId,
-        "m.hidden": Boolean(opts ? opts.hidden : false)
+        "m.hidden": Boolean(opts ? opts.hidden : false),
     };
 
     return this._http.authedRequest(
diff --git a/src/client.js b/src/client.js
index a0e05a055..0c99c2631 100644
--- a/src/client.js
+++ b/src/client.js
@@ -2269,7 +2269,9 @@ MatrixClient.prototype.sendReadReceipt = async function(event, opts, callback) {
  * <b>This property is unstable and may change in the future.</b>
  * @return {module:client.Promise} Resolves: the empty object, {}.
  */
-MatrixClient.prototype.setRoomReadMarkers = async function(roomId, rmEventId, rrEvent, opts) {
+MatrixClient.prototype.setRoomReadMarkers = async function(
+    roomId, rmEventId, rrEvent, opts,
+) {
     const room = this.getRoom(roomId);
     if (room && room.hasPendingEvent(rmEventId)) {
         throw new Error(`Cannot set read marker to a pending event (${rmEventId})`);