diff --git a/content/_data/chaosevents.yaml b/content/_data/chaosevents.yaml
index adcaeef3..81b65e9b 100644
--- a/content/_data/chaosevents.yaml
+++ b/content/_data/chaosevents.yaml
@@ -1,42 +1,2 @@
 ---
 events:
-- title: CCCS Vortragsreihe (Thema noch offen)
-  startdate: 2023-05-11 19:30:00.000000000 +02:00
-  duration: 2h
-  location:
-    location: bib
-- title: CCCS Vortragsreihe (Thema noch offen)
-  startdate: 2023-06-08 19:30:00.000000000 +02:00
-  duration: 2h
-  location:
-    location: bib
-- title: CCCS Vortragsreihe (Thema noch offen)
-  startdate: 2023-07-13 19:30:00.000000000 +02:00
-  duration: 2h
-  location:
-    location: bib
-- title: CCCS Vortragsreihe (Thema noch offen)
-  startdate: 2023-08-10 19:30:00.000000000 +02:00
-  duration: 2h
-  location:
-    location: bib
-- title: CCCS Vortragsreihe (Thema noch offen)
-  startdate: 2023-09-14 19:30:00.000000000 +02:00
-  duration: 2h
-  location:
-    location: bib
-- title: CCCS Vortragsreihe (Thema noch offen)
-  startdate: 2023-10-12 19:30:00.000000000 +02:00
-  duration: 2h
-  location:
-    location: bib
-- title: CCCS Vortragsreihe (Thema noch offen)
-  startdate: 2023-11-09 19:30:00.000000000 +01:00
-  duration: 2h
-  location:
-    location: bib
-- title: CCCS Vortragsreihe (Thema noch offen)
-  startdate: 2023-12-14 19:30:00.000000000 +01:00
-  duration: 2h
-  location:
-    location: bib
diff --git a/content/_data/platzhalter.yaml b/content/_data/platzhalter.yaml
index eae63cec..64dfac75 100644
--- a/content/_data/platzhalter.yaml
+++ b/content/_data/platzhalter.yaml
@@ -1,22 +1,42 @@
 ---
 events:
 - title: CCCS Vortragsreihe (Thema noch offen)
-  startdate: 2022-09-08 19:30:00.000000000 +02:00
+  startdate: 2023-05-11 19:30:00.000000000 +02:00
   duration: 2h
   location:
     location: bib
 - title: CCCS Vortragsreihe (Thema noch offen)
-  startdate: 2022-10-13 19:30:00.000000000 +02:00
+  startdate: 2023-06-15 19:30:00.000000000 +02:00
   duration: 2h
   location:
     location: bib
 - title: CCCS Vortragsreihe (Thema noch offen)
-  startdate: 2022-11-10 19:30:00.000000000 +01:00
+  startdate: 2023-07-13 19:30:00.000000000 +02:00
   duration: 2h
   location:
     location: bib
 - title: CCCS Vortragsreihe (Thema noch offen)
-  startdate: 2022-12-08 19:30:00.000000000 +01:00
+  startdate: 2023-08-10 19:30:00.000000000 +02:00
+  duration: 2h
+  location:
+    location: bib
+- title: CCCS Vortragsreihe (Thema noch offen)
+  startdate: 2023-09-14 19:30:00.000000000 +02:00
+  duration: 2h
+  location:
+    location: bib
+- title: CCCS Vortragsreihe (Thema noch offen)
+  startdate: 2023-10-12 19:30:00.000000000 +02:00
+  duration: 2h
+  location:
+    location: bib
+- title: CCCS Vortragsreihe (Thema noch offen)
+  startdate: 2023-11-09 19:30:00.000000000 +01:00
+  duration: 2h
+  location:
+    location: bib
+- title: CCCS Vortragsreihe (Thema noch offen)
+  startdate: 2023-12-14 19:30:00.000000000 +01:00
   duration: 2h
   location:
     location: bib