diff --git a/README.adoc b/README.adoc
index 556db93..264bbdc 100644
--- a/README.adoc
+++ b/README.adoc
@@ -24,7 +24,7 @@ In the instructions below, http://vimeo.com/34436402[`./gradlew`] is invoked fro
 a cross-platform, self-contained bootstrap mechanism for the build.
 
 === Prerequisites
-http://help.github.com/set-up-git-redirect[Git] and the http://www.oracle.com/technetwork/java/javase/downloads[JDK7 build].
+http://help.github.com/set-up-git-redirect[Git] and the http://www.oracle.com/technetwork/java/javase/downloads[JDK17 build].
 
 Be sure that your `JAVA_HOME` environment variable points to the `jdk1.7.0` folder extracted from the JDK download.