diff --git a/app/src/main/kotlin/com/simplemobiletools/calendar/pro/helpers/Constants.kt b/app/src/main/kotlin/com/simplemobiletools/calendar/pro/helpers/Constants.kt
index 3026d4e56..89e1fa291 100644
--- a/app/src/main/kotlin/com/simplemobiletools/calendar/pro/helpers/Constants.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/calendar/pro/helpers/Constants.kt
@@ -116,6 +116,7 @@ const val REPEAT_ORDER_WEEKDAY = 4                      // i.e. every 4th sunday
 const val FLAG_ALL_DAY = 1
 const val FLAG_IS_IN_PAST = 2
 const val FLAG_MISSING_YEAR = 4
+const val FLAG_TASK_COMPLETE = 8
 
 // constants related to ICS file exporting / importing
 const val BEGIN_CALENDAR = "BEGIN:VCALENDAR"