diff --git a/HowToUbuntu.md b/HowToUbuntu.md
index 4d77b3d..d22982e 100644
--- a/HowToUbuntu.md
+++ b/HowToUbuntu.md
@@ -8,7 +8,7 @@ It works the same way on Linux, macOS, Windows. Only the installation will be di
 
 * Java Runtime Environment installed
   Ubuntu: `sudo apt-get install default-jre`
-* For older Java Runtime Environments: configure unlimited strength crypto (follow download links and instructions on [[StackOverflow|http://stackoverflow.com/a/6481658]])
+* signal-cli requires _unlimited strength crypto_ in Java Runtime Environment to be turned on. Newer versions of Java have this feature already turned on by default. But for Java versions older then Java 8u161, Java 7u171 or Java 6u181 see the [[StackOverflow|http://stackoverflow.com/a/6481658]] how to enable it. You can check your current installed Java Runtime Environment with command: `java -version`
 * signal-cli requires enough random entropy for cryptography. This can be an issue on embedded or idle systems, which can be resolved by installing an entropy daemon, like `haveged`.
 
 ## Installation