diff --git a/config/sources/mvebu64.conf b/config/sources/mvebu64.conf
index cae672c899..4e1c1a6eb4 100644
--- a/config/sources/mvebu64.conf
+++ b/config/sources/mvebu64.conf
@@ -48,6 +48,8 @@ CPUMIN=250000
 CPUMAX=1000000
 GOVERNOR=ondemand
 
+SERIALCON='ttyMV0'
+
 NM_IGNORE_DEVICES="interface-name:eth*,interface-name:wan*,interface-name:lan*,interface-name:br*"
 
 write_uboot_platform()