diff --git a/srcpkgs/linux3.9/template b/srcpkgs/linux3.9/template
index d55b3112f2..8e2cb1ee50 100644
--- a/srcpkgs/linux3.9/template
+++ b/srcpkgs/linux3.9/template
@@ -11,7 +11,7 @@ short_desc="The Linux kernel and modules (3.9 series)"
 distfiles="http://www.kernel.org/pub/linux//kernel/v3.x/linux-3.9.tar.xz"
 checksum=60bc3e64ee5dc778de2cd7cd7640abf518a4c9d4f31b8ed624e16fad53f54541
 
-makedepends="perl kmod>=11_2 openssl which elfutils"
+makedepends="bc perl kmod>=11_2 openssl which elfutils"
 _kernver="${version}_${revision}"
 
 do_configure() {