diff --git a/README.md b/README.md
index 546d469..bc31794 100644
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@@ -7,3 +7,5 @@ around the world to exchange information without relying on pre-established infr
 being just an emergency plan, GhostNet is intended to ease the transition of radio technology into everyday
 life. Though radio networks cannot truly replace the internet, we hope that we can replace a substantial
 portion of a person’s daily information requirements, and promote a culture of off-grid information sharing.
+
+S2 Underground © 2025 by S2A1 is licensed under CC BY-NC-SA 4.0