diff --git a/platforms/rootfs-light/Makefile b/platforms/rootfs-light/Makefile
index 16b103e..c8890ee 100644
--- a/platforms/rootfs-light/Makefile
+++ b/platforms/rootfs-light/Makefile
@@ -21,7 +21,7 @@ $(MAKEDIST_TARGET)-$(PLATFORM): $(MAKEDIST_TARGET)-devel \
              parted iputils file rootfiles ppp minicom locales mc \
              man-db curl zip unzip iptables iproute wpa_supplicant mtd-utils nfs-utils \
              openssh-clients binutils telnet ftp debianutils diffutils bluez traceroute \
-             timezone sudo kmod vixie-cron logrotate rsync \
+             timezone sudo kmod vixie-cron logrotate rsync postfix \
              liblame expect prelink NetworkManager ModemManager NetworkManager-openvpn \
              procps xorg-server x11vnc xkeyboard-config \
              xorg-drv-input-tslib xcursor-transparent-theme rpm smart xdg-utils \
diff --git a/platforms/rootfs/Makefile b/platforms/rootfs/Makefile
index f9d8bea..08eb3af 100644
--- a/platforms/rootfs/Makefile
+++ b/platforms/rootfs/Makefile
@@ -20,7 +20,7 @@ $(MAKEDIST_TARGET)-$(PLATFORM): $(MAKEDIST_TARGET)-devel \
              parted iputils file rootfiles ppp minicom locales mc \
              man-db curl zip unzip iptables iproute wpa_supplicant mtd-utils nfs-utils \
              openssh-clients binutils telnet ftp debianutils diffutils bluez traceroute \
-             timezone sudo kmod vixie-cron logrotate rsync \
+             timezone sudo kmod vixie-cron logrotate rsync postfix \
              liblame expect prelink NetworkManager ModemManager procps \
              xorg-server x11vnc xkeyboard-config screen \
              xorg-drv-input-tslib xcursor-transparent-theme rpm smart xdg-utils \