diff --git a/docs/docs_5g_rtpm.rst b/docs/docs_5g_rtpm.rst
index 39d4d2d..7039f9d 100644
--- a/docs/docs_5g_rtpm.rst
+++ b/docs/docs_5g_rtpm.rst
@@ -1,3 +1,8 @@
+.. This work is licensed under a Creative Commons Attribution 4.0
+   International License. http://creativecommons.org/licenses/by/4.0
+   
+.. _docs_realtime_pm:
+
 5G - Real Time PM and High Stream Data Collection
 -------------------------------------------------