diff --git a/content/de/39c3/alter-elbtunnel/index.md b/content/de/39c3/alter-elbtunnel/index.md
index d13239a..33181ce 100644
--- a/content/de/39c3/alter-elbtunnel/index.md
+++ b/content/de/39c3/alter-elbtunnel/index.md
@@ -17,8 +17,8 @@ Bei dieser Tour führt euch Thomas Heidborn hinauf in die Kuppel des Kopfgebäud
 
 ## Daten
 * Touren: 
-    * Tag 1 (27.12.) **15:00 Uhr** in Deutsch
-    * Tag 3 (29.12.) **15:00 Uhr** in Englisch
+    * Tag 1 (27.12.) **14:15 Uhr** in Deutsch
+    * Tag 3 (29.12.) **14:15 Uhr** in Englisch
 * Dauer: 1,5 Stunden
 * Sprache: Deutsch
 * Kosten: 19,00 €
diff --git a/content/en/39c3/alter-elbtunnel/index.md b/content/en/39c3/alter-elbtunnel/index.md
index ffff2a9..ae02df5 100644
--- a/content/en/39c3/alter-elbtunnel/index.md
+++ b/content/en/39c3/alter-elbtunnel/index.md
@@ -17,8 +17,8 @@ On this tour, Thomas Heidborn takes you up to the cupola of the head building on
 
 ## Details
 * Tours: 
-    * Day 1 (27 December) **15:00** in German
-    * Day 3 (29 December) **15:00** in English
+    * Day 1 (27 December) **14:15** in German
+    * Day 3 (29 December) **14:15** in English
 * Duration: 1.5 hours
 * Language: German
 * Meeting time at Hackertours Desk: **as mentioned above**