diff --git a/Monkey-Proof-Software.md b/Monkey-Proof-Software.md
index 691c2f8..e62c37f 100644
--- a/Monkey-Proof-Software.md
+++ b/Monkey-Proof-Software.md
@@ -6,7 +6,7 @@ Someone told xet7, that WeKan is Monkey Proof Software. Jira is not Monkey Proof
 
 ## 2. Proofing
 
-a) Monkey Proof testing of laptop https://www.youtube.com/watch?v=QxCV0bZGE00
+a) Monkey Proof testing of laptop https://www.youtube.com/watch?v=QxCV0bZGE00 . There are also some info at Internet how to make sure monkeys do not mess up apartments, trascans etc.
 
 b) https://en.wikipedia.org/wiki/Proofing