diff --git a/contents.json b/contents.json
index ef4de7da..92a13e48 100644
--- a/contents.json
+++ b/contents.json
@@ -16799,11 +16799,7 @@
       ],
       "stars": 88,
       "screenshots": [
-        "https://raw.githubusercontent.com/nightscout/nightguard/master/images/ng55-1.jpg",
-        "https://raw.githubusercontent.com/nightscout/nightguard/master/images/ng55-2.jpg",
-        "https://raw.githubusercontent.com/nightscout/nightguard/master/images/ng55-3.jpg",
-        "https://raw.githubusercontent.com/nightscout/nightguard/master/images/ng55-4.jpg",
-        "https://raw.githubusercontent.com/nightscout/nightguard/master/images/ng55-5.jpg"
+        "https://github.com/nightscout/nightguard/raw/master/images/nightguard24.jpg"
       ],
       "date_added": "June 17 2018",
       "suggested_by": "@vpeschenkov"