diff --git a/src/addons/mod/forum/components/index/index.scss b/src/addons/mod/forum/components/index/index.scss
index be5046279..e76485537 100644
--- a/src/addons/mod/forum/components/index/index.scss
+++ b/src/addons/mod/forum/components/index/index.scss
@@ -6,10 +6,6 @@
         color: var(--core-star-color);
     }
 
-    .core-discussionusername {
-        font-size: 1.2em;
-    }
-
     .core-groupname {
         display: flex;
         align-items: center;
diff --git a/src/addons/mod/forum/components/post/post.scss b/src/addons/mod/forum/components/post/post.scss
index 130d7d283..613488520 100644
--- a/src/addons/mod/forum/components/post/post.scss
+++ b/src/addons/mod/forum/components/post/post.scss
@@ -8,10 +8,6 @@
         color: var(--core-star-color);
     }
 
-    .core-discussionusername {
-        font-size: 1.2em;
-    }
-
     .core-groupname {
         display: flex;
         align-items: center;
diff --git a/src/addons/mod/forum/tests/behat/snapshots/test-basic-usage-of-forum-activity-in-app-reply-a-post_14.png b/src/addons/mod/forum/tests/behat/snapshots/test-basic-usage-of-forum-activity-in-app-reply-a-post_14.png
index 0aabac3e0..24d1bc043 100644
Binary files a/src/addons/mod/forum/tests/behat/snapshots/test-basic-usage-of-forum-activity-in-app-reply-a-post_14.png and b/src/addons/mod/forum/tests/behat/snapshots/test-basic-usage-of-forum-activity-in-app-reply-a-post_14.png differ
diff --git a/src/addons/mod/forum/tests/behat/snapshots/test-basic-usage-of-forum-activity-in-app-reply-a-post_9.png b/src/addons/mod/forum/tests/behat/snapshots/test-basic-usage-of-forum-activity-in-app-reply-a-post_9.png
index b2eca0f3a..9b0299cca 100644
Binary files a/src/addons/mod/forum/tests/behat/snapshots/test-basic-usage-of-forum-activity-in-app-reply-a-post_9.png and b/src/addons/mod/forum/tests/behat/snapshots/test-basic-usage-of-forum-activity-in-app-reply-a-post_9.png differ