--- a/make-rules/prep-unpack.mk	Tue Mar 29 15:30:18 2016 -0700
+++ b/make-rules/prep-unpack.mk	Wed Mar 30 08:50:52 2016 -0700
@@ -58,7 +58,7 @@
 REQUIRED_PACKAGES += compress/unzip
 REQUIRED_PACKAGES += compress/xz
 REQUIRED_PACKAGES += compress/zip
-REQUIRED_PACKAGES += developer/java/jdk
+REQUIRED_PACKAGES += developer/java/jdk-8
 REQUIRED_PACKAGES += runtime/ruby
 
 endif