M ChangeLog → ChangeLog

@@ -1,5 +1,6 @@ 
-2018-09-14 master
+2018-12-26 master
 - Fix spacing around icons in executor without text in vertical panels (issue #716)
+- Fix Bug: Clock Only Updates Every Minute With Format %s (issue #724)
 
 2018-08-05 16.6.1
 - Fix packaging regression for debian (issue #715)

M src/clock/clock.c → src/clock/clock.c

@@ -173,7 +173,13 @@ gboolean time_format_needs_sec_ticks(char *time_format)
 {
     if (!time_format)
         return FALSE;
-    if (strchr(time_format, 'S') || strchr(time_format, 'T') || strchr(time_format, 'r'))
+    if (strchr(time_format, 'c') ||
+        strchr(time_format, 'r') ||
+        strchr(time_format, 's') ||
+        strchr(time_format, 'S') ||
+        strchr(time_format, 'T') ||
+        strchr(time_format, 'X') ||
+        strchr(time_format, '+'))
         return TRUE;
     return FALSE;
 }