diff --git a/alarm/raspberrypi-firmware/PKGBUILD b/alarm/raspberrypi-firmware/PKGBUILD
index 0e881b2ab..9bcd85e87 100644
--- a/alarm/raspberrypi-firmware/PKGBUILD
+++ b/alarm/raspberrypi-firmware/PKGBUILD
@@ -1,4 +1,4 @@
-buildarch=2
+buildarch=18
 
 pkgname=raspberrypi-firmware
 pkgver=20120728