diff --git a/templates/components/entry_comment.html.twig b/templates/components/entry_comment.html.twig
index fc0266120..a1e65484a 100644
--- a/templates/components/entry_comment.html.twig
+++ b/templates/components/entry_comment.html.twig
@@ -101,9 +101,16 @@
                 {% if comment.visibility in ['visible', 'private'] %}
                     <menu>
                         <li>
-                            <a class="stretched-link"
-                               href="{{ entry_comment_create_url(comment) }}#add-comment"
-                               data-action="subject#getForm">{{ 'reply'|trans }}</a>
+                            {% if not comment.entry.isLocked %}
+                                <a class="stretched-link"
+                                   href="{{ entry_comment_create_url(comment) }}#add-comment"
+                                   data-action="subject#getForm">{{ 'reply'|trans }}</a>
+                            {% else %}
+                                <span class="stretched-link">
+                                    <i class="fa fa-lock" aria-hidden="true"></i>
+                                    {{ 'reply'|trans }}
+                                </span>
+                            {% endif %}
                         </li>
                         <li>
                             {{ component('boost', {subject: comment}) }}
diff --git a/templates/components/post_comment.html.twig b/templates/components/post_comment.html.twig
index ad11dd832..e13183a28 100644
--- a/templates/components/post_comment.html.twig
+++ b/templates/components/post_comment.html.twig
@@ -98,9 +98,16 @@
                 {% if comment.visibility in ['visible', 'private'] %}
                     <menu>
                         <li>
-                            <a class="stretched-link"
-                               href="{{ post_comment_create_url(comment) }}#add-comment"
-                               data-action="subject#getForm">{{ 'reply'|trans }}</a>
+                            {% if not comment.post.isLocked %}
+                                <a class="stretched-link"
+                                   href="{{ post_comment_create_url(comment) }}#add-comment"
+                                   data-action="subject#getForm">{{ 'reply'|trans }}</a>
+                            {% else %}
+                                <span class="stretched-link">
+                                    <i class="fa fa-lock" aria-hidden="true"></i>
+                                    {{ 'reply'|trans }}
+                                </span>
+                            {% endif %}
                         </li>
                         <li>
                             {{ component('boost', {