diff --git a/addons/website_forum/views/website_forum.xml b/addons/website_forum/views/website_forum.xml
index a9bb1cf8bb6..1d6facfaa44 100644
--- a/addons/website_forum/views/website_forum.xml
+++ b/addons/website_forum/views/website_forum.xml
@@ -483,7 +483,7 @@
             <div t-if="not is_answer">
                 <br/>
                 <input type="hidden" name="karma_retag" t-attf-value="#{forum.karma_retag}" id="karma_retag"/>
-                <input type="text" name="post_tag" class="form-control col-md-9 js_select2" placeholder="Tags" t-attf-data-init-value="#{tags}"/>
+                <input type="text" name="post_tag" class="form-control col-md-9 js_select2" placeholder="Tags" t-attf-data-init-value="#{tags}" value="Tags"/>
                 <br/>
             </div>
             <button class="btn btn-primary btn-lg">Save</button>