diff --git a/include/rom.sh b/include/rom.sh
index 79af4a4..b481c0b 100644
--- a/include/rom.sh
+++ b/include/rom.sh
@@ -55,7 +55,7 @@ mkvendorfiles()
 check_coreboot_utils()
 {
 	for util in cbfstool ifdtool; do
-		[ -f "elf/$util/$1/$util" ] && continue
+		e "elf/$util/$1/$util" f && continue
 
 		utilelfdir="elf/$util/$1"
 		utilsrcdir="src/coreboot/$1/util/$util"