diff --git a/packages/sysutils/pciutils/build b/packages/sysutils/pciutils/build
index a0afe4deca..e0dbd8d16c 100755
--- a/packages/sysutils/pciutils/build
+++ b/packages/sysutils/pciutils/build
@@ -4,6 +4,8 @@
 
 $SCRIPTS/build toolchain
 
+export CFLAGS="-Os"
+
 PKG_DIR=`find $PACKAGES -type d -name $1`
 
 cd $PKG_BUILD