diff --git a/README.md b/README.md
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@@ -17,11 +17,7 @@ This is an open-source book distributed under the [Creative Commons Attribution-
 
 ## Current State and the Roadmap
 
-The second edition of the book is finished! This is everything I ever wanted to tell the reader.
-
-There are several areas to improve:
-  * Add more diagrams
-  * Add more live code examples (specifically — `SearchBox` designed in MVP paradigm and using React/Redux).
+See [ROADMAP.md](./ROADMAP.md).
 
 ## Contributing
 
diff --git a/ROADMAP.md b/ROADMAP.md
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+# The Roadmap
+
+## 4th Edition
+
+The 4th edition will comprise:
+* REST/RPC/HATEOAS section expanded, reformulated, and explained more logically coherent
+* The «Weak Coupling» Chapter reworked, providing more code and explanations
+* An «API Governance» chapter to be added
+* The «SDK» section will get a big explanatory chapter focused on the evolution of UI libraries
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