diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index c3264265..c19ac906 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -55,7 +55,7 @@
 
     <!-- AboutActivity -->
     <string name="about_license_terms">License info</string>
-    <string name="about_license_info_no_warranty">This copylefted libre software licensed GPLv3+ comes with ABSOLUTELY NO WARRANTY. Use, browse, change and share at will; with all.</string>
+    <string name="about_license_info_no_warranty">This copylefted libre software licensed GPLv3+ comes with ABSOLUTELY NO WARRANTY. Use, browse, change and share at will; with all. https://simple.wikipedia.org/wiki/GNU_General_Public_License</string>
 
     <!-- global settings -->
     <string name="logging_davdroid_file_logging">EteSync file logging ON</string>