diff --git a/RELEASE-NOTES b/RELEASE-NOTES
index dc30efc..755008e 100644
--- a/RELEASE-NOTES
+++ b/RELEASE-NOTES
@@ -13,6 +13,8 @@
 
 ## Documentation
 
+- correct example for retro-compiler
+
 ## Toolchain
 
 - added retro-tags
@@ -22,6 +24,7 @@
 - new examples
   - retro-tags.retro
   - Gott.retro
+  - namespaces.retro
 - use .retro extension
 
 ## General
diff --git a/RETRO-Book.md b/RETRO-Book.md
index f6641f7..372ad19 100644
--- a/RETRO-Book.md
+++ b/RETRO-Book.md
@@ -2475,7 +2475,9 @@ Example:
 Given a `hello.forth`:
 
 ```
+~~~
 :hello 'Hello_World! s:put nl ;
+~~~
 ```
 
 Use:
diff --git a/doc/book/Retro-Compiler b/doc/book/Retro-Compiler
index 73312ba..f492341 100644
--- a/doc/book/Retro-Compiler
+++ b/doc/book/Retro-Compiler
@@ -35,7 +35,9 @@ Example:
 Given a `hello.forth`:
 
 ```
+~~~
 :hello 'Hello_World! s:put nl ;
+~~~
 ```
 
 Use: