diff --git a/android/src/main/java/com/henninghall/date_picker/Formats.java b/android/src/main/java/com/henninghall/date_picker/Formats.java
index 5c4ac7b..080b464 100644
--- a/android/src/main/java/com/henninghall/date_picker/Formats.java
+++ b/android/src/main/java/com/henninghall/date_picker/Formats.java
@@ -99,6 +99,7 @@ public class Formats {
         put("nb", mapOf("EEE d. MMM", "d.", "y"));
         put("ne", mapOf("MMM d, EEE", "d", "y"));
         put("nl", mapOf("EEE d MMM", "d", "y"));
+        put("nn", mapOf("EEE d. MMM", "d.", "y"));
         put("no", mapOf("EEE d. MMM", "d.", "y"));
         put("no_NO", mapOf("EEE d. MMM", "d.", "y"));
         put("or", mapOf("EEE, MMM d", "d", "y"));