diff --git a/run/java.run b/run/java.run
index 7c28049..e7a10a7 100644
--- a/run/java.run
+++ b/run/java.run
@@ -1,3 +1,9 @@
+
+if {![have_spec x86_64] && ![have_spec arm_v7]} {
+	puts "Unsupported platform. Valid are x86_64 and arm_v7 platforms."
+	exit 0
+}
+
 set build_components {
 	core init
 	timer