diff --git a/docs/authentication.md b/docs/authentication.md
index 9703572..da89e0c 100644
--- a/docs/authentication.md
+++ b/docs/authentication.md
@@ -1,3 +1,5 @@
 ## Message Authentication
 
-TODO: Add details about authenticated encryption.
\ No newline at end of file
+TODO: Add details about authenticated encryption.
+
+>Note: This book is a community-supported resource, under regular improvement. Corrections and contributions are welcome at our [GitHub Repo](https://github.com/decentralized-identity/didcomm-book/).
diff --git a/docs/why.md b/docs/why.md
index cd425d0..8aa505a 100644
--- a/docs/why.md
+++ b/docs/why.md
@@ -1,3 +1,5 @@
 # Why DIDComm?
 
 This guide contains concepts, explanations, and important considerations for those building DIDComm capable systems.
+
+>Note: This book is a community-supported resource, under regular improvement. Corrections and contributions are welcome at our [GitHub Repo](https://github.com/decentralized-identity/didcomm-book/).
diff --git a/mkdocs.yml b/mkdocs.yml
index 2ea574c..e07c802 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -27,7 +27,7 @@ nav:
       - helloencrypt.md
       - helloworldpy.md
       - startConnection.md
-    - libraries.md
+  - libraries.md
   - Protocols:
     - applications/vc_tech_vertical.md
     - applications/human_communication_tech_vertical.md