diff --git a/lerntagebuch.md b/lerntagebuch.md
index 6273476..6e913dd 100644
--- a/lerntagebuch.md
+++ b/lerntagebuch.md
@@ -4,6 +4,7 @@
 ### Open Source
 - Pull-Request 1: https://git.spidermilk.ddnsfree.com/BeenToPrague/Java-Challenge/pulls/16
 - Pull-Request 2: https://git.spidermilk.ddnsfree.com/BeenToPrague/Java-Challenge/pulls/17
+- Pull-Request 3: https://git.spidermilk.ddnsfree.com/BeenToPrague/Java-Challenge/pulls/18
 
 ## SU 11 (18-01-2023)
 ### Lernziele