diff --git a/colorbar-fastloop.py b/colorbar-fastloop.py
index 04fbe5b..2facb96 100644
--- a/colorbar-fastloop.py
+++ b/colorbar-fastloop.py
@@ -131,9 +131,13 @@ def countdown(
             current_time -= update_interval
 
             # Massage the current_time seconds count into human-readable minutes:seconds
-            display_time = divmod(abs(current_time), 60)
+            display_time = str(datetime.timedelta(seconds=abs(current_time)))[3:]
             if current_time < 0:
                 display_time_sign = "-"
             else:
                 display_time_sign = " "
-            print("current time: " + display_time_sign + str(display_time[0]) + ":" + str(display_time[1]))
+            print("current time: " + display_time_sign + display_time)
+
+
+
+