diff --git a/addons/portal/static/src/scss/portal.scss b/addons/portal/static/src/scss/portal.scss
index c5a49e59368..af3882c74ae 100644
--- a/addons/portal/static/src/scss/portal.scss
+++ b/addons/portal/static/src/scss/portal.scss
@@ -87,6 +87,13 @@ ul.flex-column > li > a {
     padding: 2px 15px;
 }
 
+// Link without text but an icon
+a, .btn-link {
+    &.fa:hover {
+        text-decoration: $o-theme-btn-icon-hover-decoration;
+    }
+}
+
 // Odoo options classes
 .jumbotron {
     margin-bottom: 0;
diff --git a/addons/portal/static/src/scss/primary_variables.scss b/addons/portal/static/src/scss/primary_variables.scss
index 3bdd824ccb7..68a1664e93c 100644
--- a/addons/portal/static/src/scss/primary_variables.scss
+++ b/addons/portal/static/src/scss/primary_variables.scss
@@ -1 +1,3 @@
 $o-portal-default-body-bg: #FCFCFC;
+
+$o-theme-btn-icon-hover-decoration: none;
diff --git a/addons/website_forum/static/src/js/website_forum.js b/addons/website_forum/static/src/js/website_forum.js
index 5ab377fc561..e79dd72ccea 100644
--- a/addons/website_forum/static/src/js/website_forum.js
+++ b/addons/website_forum/static/src/js/website_forum.js
@@ -261,7 +261,7 @@ sAnimations.registry.websiteForum = sAnimations.Class.extend({
         ev.preventDefault();
         var $link = $(ev.currentTarget);
         this._rpc({
-            route: $link.data('href') || $link.attr('href') || $link.attr('action'),
+            route: $link.data('href') || ($link.attr('href') !== '#' && $link.attr('href')) || $link.attr('action'),
         }).then(function (data) {
             if (data.error) {
                 var $warning;
diff --git a/addons/website_forum/views/website_forum.xml b/addons/website_forum/views/website_forum.xml
index 5d937ff69f3..3fb9bf4a9ed 100644
--- a/addons/website_forum/views/website_forum.xml
+++ b/addons/website_forum/views/website_forum.xml
@@ -756,11 +756,11 @@
                                 <t t-set="icon" t-value="'fa-check'"/>
                                 <t t-set="karma" t-value="not question.can_moderate and question.forum_id.karma_moderate or 0"/>
                             </t>
-                            <a t-if="question.active" t-attf-style="#{not question.can_flag and 'display:none;' or ''}"
+                            <a t-if="question.active" href="#" t-attf-style="#{not question.can_flag and 'display:none;' or ''}"
                                 t-attf-class="flag px-3 py-2 #{not question.can_flag and 'karma_required' or ''}"
                                 t-attf-data-karma="#{not question.can_flag and question.forum_id.karma_flag or 0}"
                                 t-attf-data-href="/forum/#{slug(forum)}/post/#{slug(question)}/flag" title="Flag"
-                                ><i t-attf-class="text-primary fa #{not question.can_flag and 'karma_required fa-flag-o' or 'fa-flag'}"/>
+                                ><i t-attf-class="fa #{not question.can_flag and 'karma_required fa-flag-o' or 'fa-flag'}"/>
                             </a>
                         </div>
                     </div>
@@ -982,7 +982,6 @@
                         <div class="mt-2"><span t-field="message.body" class="oe_no_empty text-dark"/></div>
                     </small>
                 </div>
-                
             </div>
             <div class="css_editable_mode_hidden">
                 <form t-attf-id="comment#{ object._name.replace('.','') + '-' + str(object.id) }" class="collapse oe_comment_grey js_website_submit_form"