diff --git a/gaestebuch.txt b/gaestebuch.txt
index d7dc510f..b6d1c1e1 100644
--- a/gaestebuch.txt
+++ b/gaestebuch.txt
@@ -11,4 +11,5 @@ Andreas Willems was here Do 23 Nov 2017 20:47:31 CET
 Kevin was here 22.12.2017
 Toni was here 2018-10-04
 Aykut was here 2018-11-03
-Anna was here 2018-11-12
\ No newline at end of file
+Anna was here 2018-11-12
+Jan-Jasper was here 2018-12-05
\ No newline at end of file