diff --git a/services/clsi/app/js/ConversionController.js b/services/clsi/app/js/ConversionController.js
index 53478aa8af..8f73746a3c 100644
--- a/services/clsi/app/js/ConversionController.js
+++ b/services/clsi/app/js/ConversionController.js
@@ -287,9 +287,9 @@ async function thumbnailFromBuild(req, res) {
       'pdftocairo',
       [
         '-jpeg',
-        '-jpegopt', 'quality=50',
+        '-jpegopt', 'quality=82',
         '-singlefile',
-        '-scale-to-x', '190',
+        '-scale-to-x', '380',
         '-scale-to-y', '-1',
         '-f', '1',
         '-l', '1',
diff --git a/services/web/frontend/stylesheets/pages/project-list-lumiere.scss b/services/web/frontend/stylesheets/pages/project-list-lumiere.scss
index dae9a322f8..a7f6614c05 100644
--- a/services/web/frontend/stylesheets/pages/project-list-lumiere.scss
+++ b/services/web/frontend/stylesheets/pages/project-list-lumiere.scss
@@ -542,11 +542,10 @@ $lum-noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' wi
   // Falls back to the gradient + initial when the image 404s or is loading.
   .lumiere-card-thumb-img {
     position: absolute;
-    inset: 0;
-    width: 100%;
-    height: 100%;
+    inset: 6px;
     object-fit: cover;
     object-position: top center;
+    border-radius: 4px;
     z-index: 1;
   }