diff --git a/app/src/main/kotlin/com/simplemobiletools/calendar/helpers/Constants.kt b/app/src/main/kotlin/com/simplemobiletools/calendar/helpers/Constants.kt
index e88611caa..8f3367793 100644
--- a/app/src/main/kotlin/com/simplemobiletools/calendar/helpers/Constants.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/calendar/helpers/Constants.kt
@@ -26,6 +26,7 @@ val BIWEEK = 1209600
 val MONTH = 2592000    // exact value not taken into account, Joda is used for adding months and years
 val YEAR = 31536000
 
+val DAY_MINUTES = 24 * 60
 val DAY_SECONDS = 24 * 60 * 60
 val WEEK_SECONDS = 7 * DAY_SECONDS
 
@@ -54,6 +55,8 @@ val BEGIN_CALENDAR = "BEGIN:VCALENDAR"
 val END_CALENDAR = "END:VCALENDAR"
 val BEGIN_EVENT = "BEGIN:VEVENT"
 val END_EVENT = "END:VEVENT"
+val BEGIN_ALARM = "BEGIN:VALARM"
+val END_ALARM = "END:VALARM"
 val DTSTART = "DTSTART"
 val DTEND = "DTEND"
 val DURATION = "DURATION:"
diff --git a/app/src/main/kotlin/com/simplemobiletools/calendar/helpers/IcsExporter.kt b/app/src/main/kotlin/com/simplemobiletools/calendar/helpers/IcsExporter.kt
index 9b77f78e6..39e85acef 100644
--- a/app/src/main/kotlin/com/simplemobiletools/calendar/helpers/IcsExporter.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/calendar/helpers/IcsExporter.kt
@@ -36,6 +36,7 @@ class IcsExporter {
                 }
 
                 fillRepeatInterval(event, out)
+                fillReminders(event, out)
 
                 out.writeLn("$STATUS$CONFIRMED")
                 out.writeLn(END_EVENT)
@@ -92,4 +93,34 @@ class IcsExporter {
         else
             ";$UNTIL=${Formatter.getDayCodeFromTS(event.repeatLimit)}"
     }
+
+    private fun fillReminders(event: Event, out: BufferedWriter) {
+        checkReminder(event.reminder1Minutes, out)
+        checkReminder(event.reminder2Minutes, out)
+        checkReminder(event.reminder3Minutes, out)
+    }
+
+    private fun checkReminder(minutes: Int, out: BufferedWriter) {
+        if (minutes != -1) {
+            out.writeLn(BEGIN_ALARM)
+            out.writeLn("$ACTION$DISPLAY")
+            out.writeLn("$TRIGGER${getReminderString(minutes)}")
+            out.writeLn(END_ALARM)
+        }
+    }
+
+    private fun getReminderString(minutes: Int): String {
+        var days = 0
+        var hours = 0
+        var remainder = minutes
+        if (remainder >= DAY_MINUTES) {
+            days = Math.floor(((remainder / DAY_MINUTES).toDouble())).toInt()
+            remainder -= days * DAY_MINUTES
+        }
+        if (remainder >= 60) {
+            hours = Math.floor(((remainder / 60).toDouble())).toInt()
+            remainder -= hours * 60
+        }
+        return "-P${days}DT${hours}H${remainder}M0S"
+    }
 }