diff --git a/README.md b/README.md
index 6b1f2fc..add64d4 100644
--- a/README.md
+++ b/README.md
@@ -93,3 +93,5 @@ RECORD_PTR6=false
 RECORD_TXT_PREFIX=true
 ISP_PREFIX_LENGHT=56
 ```
+
+Licensed under GNU Affero General Public License v3 (AGPL-3.0)