diff --git a/public/content/content.json b/public/content/content.json
index ece1a7c2afab6de618ef8dd7f420fdf10d78d7a2..7a1d7c220321de9d0605ec90c4dec1ca4b0d2992 100644
--- a/public/content/content.json
+++ b/public/content/content.json
@@ -604,7 +604,7 @@
     },
     "links": {
       "publication": "https://doi.org/10.1007/s41064-020-00094-0",
-      "project": "https://www.hft-stuttgart.de/forschung/projekte/aktuell/citydoctor-2"
+      "project": "https://www.hft-stuttgart.de/forschung/projekte/aktuell/citydoctor-2",
       "repo": "https://transfer.hft-stuttgart.de/gitlab/citydoctor/citydoctor2"
     },
     "refIndex": 7