diff --git a/pillar/shortcodes.py b/pillar/shortcodes.py
index 63104907..ff934a5c 100644
--- a/pillar/shortcodes.py
+++ b/pillar/shortcodes.py
@@ -162,9 +162,12 @@ class YouTube:
         if not youtube_id:
             return html_module.escape('{youtube invalid YouTube ID/URL}')
 
-        src = f'https://www.youtube.com/embed/{youtube_id}?rel=0'
-        html = f'<iframe class="shortcode youtube" width="{width}" height="{height}" src="{src}"' \
-               f' frameborder="0" allow="autoplay; encrypted-media" allowfullscreen></iframe>'
+        src  = f'https://www.youtube.com/embed/{youtube_id}?rel=0'
+        html = f'<div class="embed-responsive embed-responsive-16by9">' \
+               f'<iframe class="shortcode youtube embed-responsive-item"' \
+               f' width="{width}" height="{height}" src="{src}"' \
+               f' frameborder="0" allow="autoplay; encrypted-media" allowfullscreen></iframe>' \
+               f'</div>'
         return html