diff --git a/extensions/dict_NAS/NAS.did b/extensions/dict_NAS/NAS.did
new file mode 100644
index 0000000..5e6af9e
--- /dev/null
+++ b/extensions/dict_NAS/NAS.did
@@ -0,0 +1,3 @@
+dict_rfc4004_avps
+dict_rfc7155_avps
+dict_NAS