diff --git a/content/events/haecksen.md b/content/events/haecksen.md
index d69cb36..0643b65 100644
--- a/content/events/haecksen.md
+++ b/content/events/haecksen.md
@@ -21,7 +21,7 @@ event:
       haecksen_leipzig [AT] systemli [DOT] org
     weekday: Dienstag
     interval: letzten
-    begin: '19'
+    begin: '19.00'
     link: https://www.haecksen.org
 ---