diff --git a/metadata/de.k3b.android.calendar.ics.adapter.txt b/metadata/de.k3b.android.calendar.ics.adapter.txt
index bdb62fba0c..6ef48fc3db 100644
--- a/metadata/de.k3b.android.calendar.ics.adapter.txt
+++ b/metadata/de.k3b.android.calendar.ics.adapter.txt
@@ -6,27 +6,38 @@ Issue Tracker:https://github.com/k3b/CalendarIcsAdapter/issues
 
 Name:Calendar ICS adapter
 Auto Name:android.calendar.ics.adapter
-Summary:Import and export .ics calendar files
+Summary:Import and export .ics/.ical calendar file entries.
 Description:
-Helper that opens *.ics files or attachments of type text/calendar and 
+Helper that opens *.ics or *.ical files or attachments of type text/calendar and 
 displays the "Add to calendar" dialog pre-populated. 
 
-It also supports exporting calendars, either
+It also supports exporting calendar entries, either
 as a file or as an attachment. 
 
-This is a fork of [[org.dgtale.icsimport]] that
-adds the export functionality and tries to support Android versions prior to
-4.0.
+'''Status:''' 
+* Works with android 4.0 and up. 
+  * Should work with most android 2.1 and up but it is not garanteed, since there was no standard calender api before android 4.0.
+* Works with k9-mail [[com.fsck.k9]] to import and export calender-events via ics-file-attachments.
+* Works with "send to bluetooth"
+* Does not work with "receive bluetooth" because android blocks receiving "*.ics" files. 
+  * As a workaround you can receive "*.ical" files via bluetooth that can be imported. 
 
 '''Required Android Permissions:''' 
 * READ_CALENDAR used to export events from calendar
 * WRITE_EXTERNAL_STORAGE used to store the created ics-file so that it can be attached to email or send via bluetooth.
 
-'''Status:''' 
-* Works with android 4.0 and up. Should work with most android 2.1 and up but it is not garanteed, since there was no standard calender api before android 4.0.
-* Works with [[com.fsck.k9]] to import and export calender-events via ics-file-attachments.
-* Works with "send to bluetooth"
-* Does not work with "receive bluetooth" because android blocks receiving "*.ics" files. As a workaround you can receive "*.ics_" files via bluetooth that can be imported. 
+'''Sources:''' 
+This is a fork of [[org.dgtale.icsimport]] that
+* adds the export functionality and 
+* supports Android versions prior to 4.0.
+
+The following third party libraries are used:
+* [[http://ical4j.sourceforge.net|ical4j]] A Java library for reading and writing iCalendar (*.ics) files. ical4j requires these libs/jars that are under terms of a separate license:
+	* [[http://commons.apache.org/proper/commons-logging/|commons-logging]] Commons Logging is a thin adapter allowing configurable bridging to other, well known logging systems, 
+	* [[http://commons.apache.org/lang/|commons-lang]] classes that are in java.lang's hierarchy, or are considered to be so standard , 
+	* [[http://commons.apache.org/proper/commons-codec/|commons-codec]] simple encoder and decoders for various formats such as Base64 and Hexadecimal., 
+	* [[http://backport-jsr166.sourceforge.net/|backport-util-concurrent]] Dawid Kurzyniec's backport of JSR 166.
+
 .
 
 Repo Type:git
@@ -41,8 +52,7 @@ Check them again if they are changed. Will switch to source libraries or
 gradle deps soon.
 .
 
-Auto Update Mode:None
+Auto Update Mode:Version v%v
 Update Check Mode:Tags
 Current Version:1.5.3-140409
 Current Version Code:9
-