diff --git a/data/personen/hans-van-zijst.json b/data/personen/hans-van-zijst.json
index f7adb58..bb71ebf 100644
--- a/data/personen/hans-van-zijst.json
+++ b/data/personen/hans-van-zijst.json
@@ -12,8 +12,8 @@
     "twitter": "",
     "instagram": "",
     "linkedin": "https://www.linkedin.com/in/hans-van-zijst-a2a1366/",
-    "mastodon": "",
-    "mastodon_url": "",
+    "mastodon": "@hans@social.woefdram.nl",
+    "mastodon_url": "https://social.woefdram.nl/@hans",
     "twitter": ""
   }
 }