diff --git a/app/back-end/workers/thumbnails/regenerate.js b/app/back-end/workers/thumbnails/regenerate.js
index 1a5ff7dd8..b3ef93af7 100644
--- a/app/back-end/workers/thumbnails/regenerate.js
+++ b/app/back-end/workers/thumbnails/regenerate.js
@@ -66,6 +66,7 @@ function regenerateImages(mediaPath, catalog) {
  */
 function regenerateImage (images, fullPath, catalog) {
     if (!images.length) {
+        context.totalProgress++;
         return;
     }