diff --git a/tag-main/README.txt b/tag-main/README.txt
index 6e4e8e5..d32ea1c 100644
--- a/tag-main/README.txt
+++ b/tag-main/README.txt
@@ -20,4 +20,6 @@
 
 Useful Tags libs for compressing JavaScript and CSS for JSP, Groovy, JSF.
 
-Requires Java 6 or higher.
+Requires Java 10 or higher.
+
+Build: mvn install