diff --git a/lib/utopic-preseed.cfg b/lib/utopic-preseed.cfg
index 70393cd..f8b2602 100644
--- a/lib/utopic-preseed.cfg
+++ b/lib/utopic-preseed.cfg
@@ -62,7 +62,7 @@ d-i partman-auto/disk string /dev/mmcblk0
 d-i partman-auto/expert_recipe_file string /partition_recipe
 
 # Individual additional packages to install
-d-i pkgsel/include string bash dosfstools initramfs-tools ntpdate util-linux wget
+d-i pkgsel/include string bash dosfstools initramfs-tools ntpdate rcn-ee-archive-keyring util-linux wget
 
 # Whether to upgrade packages after debootstrap.
 # Allowed values: none, safe-upgrade, full-upgrade
diff --git a/lib/vivid-preseed.cfg b/lib/vivid-preseed.cfg
index 06128af..41e49a0 100644
--- a/lib/vivid-preseed.cfg
+++ b/lib/vivid-preseed.cfg
@@ -62,7 +62,7 @@ d-i partman-auto/disk string /dev/mmcblk0
 d-i partman-auto/expert_recipe_file string /partition_recipe
 
 # Individual additional packages to install
-d-i pkgsel/include string bash dosfstools initramfs-tools ntpdate util-linux wget
+d-i pkgsel/include string bash dosfstools initramfs-tools ntpdate rcn-ee-archive-keyring util-linux wget
 
 # Whether to upgrade packages after debootstrap.
 # Allowed values: none, safe-upgrade, full-upgrade