diff --git a/srcpkgs/openjdk12-bootstrap/template b/srcpkgs/openjdk12-bootstrap/template
index 2b5d421a52f..1f20483ecbd 100644
--- a/srcpkgs/openjdk12-bootstrap/template
+++ b/srcpkgs/openjdk12-bootstrap/template
@@ -47,10 +47,11 @@ nocross=yes
 # Build is still parallel, but don't use -jN.
 disable_parallel_build=yes
 
-# no hotspot JIT for ppc32
 case "$XBPS_TARGET_MACHINE" in
 	ppc64*) ;;
+	# no hotspot JIT for ppc32
 	ppc*) _use_zero=yes ;;
+	armv[56]*) broken="Unsupported architecture" ;;
 esac
 
 if [ -n "$_use_zero" ]; then