1 files changed, 1 insertions, 1 deletions
diff --git a/atasmart.c b/atasmart.c
index 96653f5..3068fa9 100644
--- a/atasmart.c
+++ b/atasmart.c
@@ -862,7 +862,7 @@ static void make_pretty(SkSmartAttributeParsedData *a) {
         else if (!strcmp(a->name, "temperature-centi-celsius"))
                 a->pretty_value = (fourtyeight & 0xFFFF)*100 + 273150;
         else if (!strcmp(a->name, "power-on-minutes"))
-                a->pretty_value = fourtyeight * 60 * 1000;
+                a->pretty_value = (((uint64_t) a->raw[0]) | (uint64_t) a->raw[1]) * 60 * 1000;
         else if (!strcmp(a->name, "power-on-seconds"))
                 a->pretty_value = fourtyeight * 1000;
         else if (!strcmp(a->name, "power-on-half-minutes"))