diff --git a/public/json/clusterf1.json b/public/json/clusterf1.json
index f9973f9..1e9867a 100644
--- a/public/json/clusterf1.json
+++ b/public/json/clusterf1.json
@@ -12,12 +12,12 @@
       "top": 971
     },
     {
-      "hostname": "f1r7s4.codam.nl",
+      "hostname": "f1r7s3.codam.nl",
       "left": 186,
       "top": 1555
     },
     {
-      "hostname": "f1r7s3.codam.nl",
+      "hostname": "f1r7s4.codam.nl",
       "left": 187,
       "top": 1472
     },