diff --git a/pagure/templates/roadmap.html b/pagure/templates/roadmap.html
index 2937a20..e4909ce 100644
--- a/pagure/templates/roadmap.html
+++ b/pagure/templates/roadmap.html
@@ -61,6 +61,12 @@
                   {{ issue.comments | count }}
               </span>
               {% endif %}
+              {% if issue.parents %}
+                  <span class="oi" data-glyph="ban" title="Issue blocked by one or more issue(s)"></span>
+              {% endif %}
+              {% if issue.children %}
+                  <span class="oi" data-glyph="lock-unlocked" title="Issue blocking one or more issue(s)"></span>
+              {% endif %}
               {% for tag in issue.tags %}
                 <span class="label label-info"
                 style="background-color:{{ tag.tag_color
diff --git a/tests/test_pagure_flask_ui_roadmap.py b/tests/test_pagure_flask_ui_roadmap.py
index 82f0f8f..b352cf9 100644
--- a/tests/test_pagure_flask_ui_roadmap.py
+++ b/tests/test_pagure_flask_ui_roadmap.py
@@ -584,6 +584,62 @@ class PagureFlaskRoadmaptests(tests.Modeltests):
         output = self.app.get('/test/roadmap', data=data)
         self.assertEqual(output.status_code, 404)
 
+    @patch('pagure.lib.git.update_git')
+    @patch('pagure.lib.notify.send_email')
+    def test_show_ban_lock_unlock_in_roadmap_ui(self, send_email, update_git):
+        send_email.return_value = True
+        update_git.return_value = True
+
+        tests.create_projects(self.session)
+        tests.create_projects_git(
+            os.path.join(self.path, 'repos'), bare=True)
+
+        # Create issues to play with
+        repo = pagure.lib.get_authorized_project(self.session, 'test')
+        repo.milestones = {'0.1': ''}
+
+        issue_1 = pagure.lib.new_issue(
+            session=self.session,
+            repo=repo,
+            title='Test issue',
+            content='We should work on this',
+            user='pingou',
+            ticketfolder=None,
+            milestone='0.1',
+        )
+
+        repo = pagure.lib.get_authorized_project(self.session, 'test')
+        issue_2 = pagure.lib.new_issue(
+            session=self.session,
+            repo=repo,
+            title='Test issue #2',
+            content='We should work on this again',
+            user='foo',
+            ticketfolder=None,
+            milestone='0.1',
+        )
+
+        issue_1.children.append(issue_2)
+        self.session.commit()
+
+        user = tests.FakeUser()
+        user.username = 'pingou'
+        with tests.user_set(self.app.application, user):
+            output = self.app.get('/test/roadmap')
+            output_text = output.get_data(as_text=True)
+            self.assertIn(
+                '<span class="oi" data-glyph="ban" '
+                'title="Issue blocked by one or more issue(s)"></span>',
+                output_text)
+            self.assertEqual(1, output_text.count(
+                'title="Issue blocked by one or more issue(s)'))
+            self.assertIn(
+                '<span class="oi" data-glyph="lock-unlocked" '
+                'title="Issue blocking one or more issue(s)"></span>',
+                output_text)
+            self.assertEqual(1, output_text.count(
+                'title="Issue blocking one or more issue(s)'))
+
 
 if __name__ == '__main__':
     unittest.main(verbosity=2)