diff --git a/setup.sh b/setup.sh
index 1eeeb5c..5f9e530 100644
--- a/setup.sh
+++ b/setup.sh
@@ -72,7 +72,7 @@ function we_have_exactly_one_part () {
     if [[ "$(wc -c <<<"${parts_list}")" -gt '1' ]]; then
         case "${parts_count}" in
             0)
-                printf -- '%s\n' 'No '"${parttype}"' partition found. Exiting 1 ...'
+                printf -- '%s\n' 'No '"${parttype^^}"' partition found. Exiting 1 ...'
                 exit 1
                 ;;
             1)