diff --git a/target/linux/ar7/config-2.6.24 b/target/linux/ar7/config-2.6.24
index 480a024397..d059210dc0 100644
--- a/target/linux/ar7/config-2.6.24
+++ b/target/linux/ar7/config-2.6.24
@@ -17,6 +17,7 @@ CONFIG_BOOT_ELF32=y
 # CONFIG_BT is not set
 CONFIG_CEVT_R4K=y
 CONFIG_CMDLINE="init=/etc/preinit rootfstype=squashfs,jffs2,"
+CONFIG_CPMAC=y
 # CONFIG_CPU_BIG_ENDIAN is not set
 CONFIG_CPU_HAS_LLSC=y
 CONFIG_CPU_HAS_PREFETCH=y