Hello, Here is a fix for the bootcycle-images target. In JDK-8033119, the definitions of the variables for JAVAC, JAR etc changed and bootcycle-spec.gmk wasn't updated to match. Bug: https://bugs.openjdk.java.net/browse/JDK-8059658 Webrev: http://cr.openjdk.java.net/~erikj/8059658/webrev.root.01/ /Erik