diff --git a/src/addon/mod/forum/pages/discussion/discussion.ts b/src/addon/mod/forum/pages/discussion/discussion.ts
index 7b5f6f6f1..7cf56cdf0 100644
--- a/src/addon/mod/forum/pages/discussion/discussion.ts
+++ b/src/addon/mod/forum/pages/discussion/discussion.ts
@@ -357,7 +357,7 @@ export class AddonModForumDiscussionPage implements OnDestroy {
     protected syncDiscussion(showErrors: boolean): Promise<any> {
         const promises = [];
 
-        promises.push(this.forumSync.syncDiscussionReplies(this.forumId, this.discussionId).then((result) => {
+        promises.push(this.forumSync.syncDiscussionReplies(this.discussionId).then((result) => {
             if (result.warnings && result.warnings.length) {
                 this.domUtils.showErrorModal(result.warnings[0]);
             }