diff --git a/build_image b/build_image
index 5cb36a6ee0..12e57a0843 100755
--- a/build_image
+++ b/build_image
@@ -869,7 +869,8 @@ mod_image_for_test () {
 
   # Now make it bootable with the flags from build_image
   "${SCRIPTS_DIR}/bin/cros_make_image_bootable" "${image_dir}" "${image_name}" \
-                                              ${crosbug12352_flag}
+                                              ${crosbug12352_flag} \
+                                              --force_developer_mode
 
   print_time_elapsed
 
diff --git a/image_to_vm.sh b/image_to_vm.sh
index 859c0b34d6..fb0d627aec 100755
--- a/image_to_vm.sh
+++ b/image_to_vm.sh
@@ -227,7 +227,8 @@ dd if="${TEMP_ESP}"    of="${TEMP_IMG}" conv=notrunc bs=512 \
 #       to operate automatically below.
 ${SCRIPTS_DIR}/bin/cros_make_image_bootable $(dirname "${TEMP_IMG}") \
                                             $(basename "${TEMP_IMG}") \
-                                            --usb_disk /dev/sda3
+                                            --usb_disk /dev/sda3 \
+                                            --force_developer_mode
 
 echo Creating final image
 # Convert image to output format