diff --git a/content/de/posts/2024-12-04-old-elbe-tunnel-also-in-english.md b/content/de/posts/2024-12-04-old-elbe-tunnel-also-in-english.md
index 96bd2f9..40001b4 100644
--- a/content/de/posts/2024-12-04-old-elbe-tunnel-also-in-english.md
+++ b/content/de/posts/2024-12-04-old-elbe-tunnel-also-in-english.md
@@ -1,10 +1,12 @@
 ---
 title: '38c3: Alter Elbtunnel Tour auch in Englisch'
-date: 2024-12-04T18:20:00+01:00
-summary: |
-  Schon gewusst? Die Tour "Alter Elbtunnel" gibt's auch in Englisch!
+date: 2024-12-04T12:00:00+01:00
+tags:
+  - 38c3
 ---
 
+Schon gewusst? Die Tour "Alter Elbtunnel" gibt's auch in Englisch!
+
 - Datum: Tag 2 (28.12.)
 - Treffen am HackerTours-Desk: 14:15 Uhr 
 
diff --git a/content/de/posts/2024-12-04-only-few-slots-available.md b/content/de/posts/2024-12-04-only-few-slots-available.md
index 5d4113a..1a4eb31 100644
--- a/content/de/posts/2024-12-04-only-few-slots-available.md
+++ b/content/de/posts/2024-12-04-only-few-slots-available.md
@@ -1,10 +1,12 @@
 ---
 title: '38c3: Nur noch wenige freie Plätze'
-date: 2024-12-04T18:00:00+01:00
-summary: |
-  Für die folgenden Touren gibt es nur noch wenige freie Plätze in Deutsch:
+date: 2024-12-04T12:00:00+01:00
+tags:
+  - 38c3
 ---
 
+Für die folgenden Touren gibt es nur noch wenige freie Plätze in Deutsch:
+
 Tag 1 (27.12.)
 - 16:00 Uhr Gängeviertel
 - 17:15 Uhr Alter Elbtunnel
diff --git a/content/en/posts/2024-12-04-old-elbe-tunnel-also-in-english.md b/content/en/posts/2024-12-04-old-elbe-tunnel-also-in-english.md
index a02c004..6b056de 100644
--- a/content/en/posts/2024-12-04-old-elbe-tunnel-also-in-english.md
+++ b/content/en/posts/2024-12-04-old-elbe-tunnel-also-in-english.md
@@ -1,10 +1,12 @@
 ---
 title: '38c3: Old Elbe Tunnel tour in English'
-date: 2024-12-04T18:20:00+01:00
-summary: |
-  Did you know that...? The tour "Old Elbe Tunnel" is also available in English!
+date: 2024-12-04T12:00:00+01:00
+tags:
+  - 38c3
 ---
 
+Did you know that...? The tour "Old Elbe Tunnel" is also available in English!
+
 - date: Day 2 (28 December)
 - Meeting time at the HackerTours Desk: 14:15
 
diff --git a/content/en/posts/2024-12-04-only-few-slots-available.md b/content/en/posts/2024-12-04-only-few-slots-available.md
index 98e03bb..bbcf406 100644
--- a/content/en/posts/2024-12-04-only-few-slots-available.md
+++ b/content/en/posts/2024-12-04-only-few-slots-available.md
@@ -1,10 +1,12 @@
 ---
 title: '38c3: Only few slots left'
-date: 2024-12-04T18:00:00+01:00
-summary: |
-  There are only a few empty slots left for the following tours in German:
+date: 2024-12-04T12:00:00+01:00
+tags:
+  - 38c3  
 ---
 
+There are only a few empty slots left for the following tours in German:
+
 Day (27 December)
 - 16:00 Gängeviertel
 - 17:15 Old Elbe Tunnel