diff --git a/data/personen/guido-van-rossum.json b/data/personen/guido-van-rossum.json
index d2107d2..3a21dd0 100644
--- a/data/personen/guido-van-rossum.json
+++ b/data/personen/guido-van-rossum.json
@@ -9,7 +9,7 @@
   "websites": [{
     "id": 1,
     "name": "Guido's persoonlijke pagina",
-    "url": "https://gvanrossum.github.io/"
+    "url": "https://gvanrossum.github.io/",
     "id": 2,
     "name": "Python",
     "url": "https://www.python.org"