diff --git a/public/content/content.json b/public/content/content.json
index 5b23ca03bf6915015eb1274c0cd3f7fe37daa098..1b23e2e85b0f474136cb35d7acfaf9b09eaec453 100644
--- a/public/content/content.json
+++ b/public/content/content.json
@@ -873,5 +873,28 @@
       "youtube": "https://youtu.be/qOv7h1MvUX8"
     },
     "refIndex": 14
+  },
+  {
+    "item": {
+      "title": "Repair CityGML Files",
+      "project": "CityDoctor2",
+      "author": {
+        "firstName": "Matthias",
+        "lastName": "Betz",
+        "hftURL": "https://www.hft-stuttgart.de/p/matthias-betz"
+      },
+      "project_year_start": "2019",
+      "project_year_end": "2021",
+      "project_is_on_going": true,
+      "imageLink": "imgs/thumbnails/CityDoctorScreen.png",
+      "keywords": ["CityDoctor", "CityGML", "Healing", "Service"],
+      "description_en": "A service for repairing CityGML files. No guarantee that all errors will be fixed.",
+      "description_de": "Ein Service für die Reparatur von CityGML Dateien. Keine Grantie, dass alle Fehler behoben werden.",
+      "internal": true
+    },
+    "links": {
+      "publication": "https://193.196.137.147:50000/"
+    },
+    "refIndex": 15
   }
 ]