diff --git a/docs/hacking-guide/en/book.json b/docs/hacking-guide/en/book.json
index 1886b68e04..89f16d0b03 100644
--- a/docs/hacking-guide/en/book.json
+++ b/docs/hacking-guide/en/book.json
@@ -3,10 +3,10 @@
     "description": "ActiveMQ Artemis Hacking Guide",
     "github": "apache/activemq-artemis",
     "githubHost": "https://github.com/",
-    "gitbook": "2.x.x",
+    "gitbook": "3.x.x",
     "links": {
         "home": "http://activemq.apache.org/",
         "issues": "http://activemq.apache.org/",
         "contribute": "http://activemq.apache.org/contributing.html"
     }
-}
\ No newline at end of file
+}
diff --git a/docs/user-manual/en/book.json b/docs/user-manual/en/book.json
index 073aefd699..feaf17570d 100644
--- a/docs/user-manual/en/book.json
+++ b/docs/user-manual/en/book.json
@@ -3,7 +3,7 @@
     "description": "ActiveMQ Artemis User Guide and Reference Documentation",
     "github": "apache/activemq-artemis",
     "githubHost": "https://github.com/",
-    "gitbook": "2.x.x",
+    "gitbook": "3.x.x",
     "links": {
         "home": "http://activemq.apache.org/",
         "issues": "http://activemq.apache.org/",