diff --git a/README.md b/README.md
index c91b2127e..4b8f23063 100644
--- a/README.md
+++ b/README.md
@@ -5,6 +5,8 @@ For a more detailed description and installation instructions go to http://www.o
 
 ### Travis CI Build Status
 
+Currently, some tests could fail even when everything is okay!
+
 [![Build Status](https://travis-ci.org/open-keychain/open-keychain.png?branch=master)](https://travis-ci.org/open-keychain/open-keychain)
 
 ## How to help the project?