diff --git a/prosopopee/themes/exposure/templates/sections/bordered-picture.html b/prosopopee/themes/exposure/templates/sections/bordered-picture.html
index d26dfc4..35e1211 100644
--- a/prosopopee/themes/exposure/templates/sections/bordered-picture.html
+++ b/prosopopee/themes/exposure/templates/sections/bordered-picture.html
@@ -10,7 +10,7 @@
     {% endif %}
         {% if video %}
     <section class="bordered-picture baguette" style="position: relative;">
-        <img class="lazy" src="{{ video.generate_thumbnail("2000") }}" alt="">
+        <img class="lazy" data-original="{{ video.generate_thumbnail("2000") }}" src="{{ video.generate_thumbnail("2000") }}" alt="">
         <video class="lazy" id="video" poster="{{ video.generate_thumbnail("2000") }}" alt="" autoplay="autoplay" loop="loop" preload="auto" muted>
             <source src="{{ video }}" type="video/webm" data-source="{{ video }}" data-format="vp8" data-extension="webm">
         </video>
@@ -18,7 +18,7 @@
     <section class="bordered-picture baguette">
         <div class="caption">
             <a href="{{ image }} {% if caption %}data-caption="{{ caption }}"{% endif %}">
-                <img class="lazy" data-original="{{ image }}" alt="">
+                <img class="lazy" src="{{ image }}" data-original="{{ image }}" alt="">
                 {% if caption %}
                 <div class="caption__overlay">
                     <h5 class="caption__overlay__title">{{ caption }}</h5>
diff --git a/prosopopee/themes/exposure/templates/sections/pictures-group.html b/prosopopee/themes/exposure/templates/sections/pictures-group.html
index b5781f1..88aeedf 100644
--- a/prosopopee/themes/exposure/templates/sections/pictures-group.html
+++ b/prosopopee/themes/exposure/templates/sections/pictures-group.html
@@ -15,13 +15,13 @@
             {% endif %}
             <div class="picture caption">
                 {% if video %}
-                <img class="lazy" src="{{ video.generate_thumbnail("600") }}"alt="">
+                <img class="lazy" data-original="{{ video.generate_thumbnail("600") }}" src="{{ video.generate_thumbnail("600") }}"alt="">
                 <video class="lazy" id="video" poster="{{ video.generate_thumbnail("600") }}" alt="" autoplay="autoplay" loop="loop" preload="auto" muted>
                     <source src="{{ video }}" type="video/webm" data-source="{{ video }}" data-format="vp8" data-extension="webm">
                 </video>
                 {% else %}
                 <a href="{{ image }}" {% if caption %}data-caption="{{ caption }}"{% endif %}>
-                    <img class="lazy" data-original="{{ image.generate_thumbnail("x600") }}" alt="">
+                    <img class="lazy" src="{{ image.generate_thumbnail("x600") }}" data-original="{{ image.generate_thumbnail("x600") }}" alt="">
                     {% if caption %}
                     <div class="caption__overlay">
                         <h5 class="caption__overlay__title">{{ caption }}</h5>