diff --git a/scripts/images/raspberry-pi-hypriot64/Dockerfile.dapper b/scripts/images/raspberry-pi-hypriot64/Dockerfile.dapper
index 5563bdf4..d82d93ea 100644
--- a/scripts/images/raspberry-pi-hypriot64/Dockerfile.dapper
+++ b/scripts/images/raspberry-pi-hypriot64/Dockerfile.dapper
@@ -1,5 +1,5 @@
 FROM rancher/os-debianconsole-base
-# FROM amd64=debian:jessie arm64=aarch64/debian:jessie arm=armhf/debian:jessie
+# FROM amd64=ubuntu:xenial arm64=arm64v8/ubuntu:xenial
 
 ENV DAPPER_RUN_ARGS --privileged
 ENV DAPPER_OUTPUT dist
diff --git a/scripts/images/raspberry-pi-hypriot64/scripts/build.sh b/scripts/images/raspberry-pi-hypriot64/scripts/build.sh
index f1ecaa37..6d5a68d7 100755
--- a/scripts/images/raspberry-pi-hypriot64/scripts/build.sh
+++ b/scripts/images/raspberry-pi-hypriot64/scripts/build.sh
@@ -18,7 +18,7 @@ BOOT_PARTITION_SIZE=25
 BOOT_PARTITION_OFFSET="$((BOOT_PARTITION_START*512))"
 BOOT_PARTITION_BYTES="$((BOOT_PARTITION_SIZE*1024*1024))"
 BOOT_PARTITION_SECTORS="$((BOOT_PARTITION_SIZE*1024*2))"
-ROOT_PARTITION_START="$((BOOT_PARTITION_START+BOOT_PARTITION_SECTORS))"
+ROOT_PARTITION_START="$((BOOT_PARTITION_START+BOOT_PARTITION_SECTORS+1))"
 ROOT_PARTITION_OFFSET="$((ROOT_PARTITION_START*512))"
 #---don't change here---