diff --git a/manual/src/main/asciidoc/user-guide/failover.adoc b/manual/src/main/asciidoc/user-guide/failover.adoc
index 59f3664..66d2e2d 100644
--- a/manual/src/main/asciidoc/user-guide/failover.adoc
+++ b/manual/src/main/asciidoc/user-guide/failover.adoc
@@ -17,7 +17,7 @@
 Apache Karaf natively provides a failover mechanism. It uses a kind of master/slave topology where one instance is active
 and the others are in standby.
 
-If you are looking for cluster of Apache Karaf instances (active/active), [Apache Karaf Cellar|http://karaf.apache.org/index/subprojects/cellar.html] is a solution.
+If you are looking for cluster of Apache Karaf instances (active/active), [Apache Karaf Cellar|https://karaf.apache.org/projects.html] is a solution.
 
 Karaf provides failover capability using either a simple lock file or a JDBC locking mechanism.
 In both cases, a container-level lock system allows bundles to be preloaded into the slave Karaf instance in order to provide faster failover performance.
@@ -254,4 +254,4 @@
 
 Apache Karaf doesn't natively support clustering. By cluster, we mean several active instances, synchronized with each other.
 
-However, http://karaf.apache.org/index/subprojects/cellar.html[Apache Karaf Cellar] can be installed to provide cluster support.
+However, https://karaf.apache.org/projects.html[Apache Karaf Cellar] can be installed to provide cluster support.
diff --git a/manual/src/main/asciidoc/user-guide/obr.adoc b/manual/src/main/asciidoc/user-guide/obr.adoc
index e3f12c8..e52ee83 100644
--- a/manual/src/main/asciidoc/user-guide/obr.adoc
+++ b/manual/src/main/asciidoc/user-guide/obr.adoc
@@ -370,4 +370,4 @@
 
 In addition of being an OBR client, Apache Karaf can act as an OBR repositories server, thanks to Apache Karaf Cave.
 
-See the http://karaf.apache.org/index/subprojects/cave.html for details.
+See the https://karaf.apache.org/projects.html for details.
diff --git a/manual/src/main/asciidoc/user-guide/remote.adoc b/manual/src/main/asciidoc/user-guide/remote.adoc
index 7680d9e..d00e1f1 100644
--- a/manual/src/main/asciidoc/user-guide/remote.adoc
+++ b/manual/src/main/asciidoc/user-guide/remote.adoc
@@ -436,7 +436,7 @@
 
 [NOTE]
 ====
-If you want to turn Apache Karaf as a simple Maven repository, you can use link:http://karaf.apache.org/index/subprojects/cave.html[Apache Karaf Cave].
+If you want to turn Apache Karaf as a simple Maven repository, you can use link:https://karaf.apache.org/projects.html[Apache Karaf Cave].
 ====
 
 ==== JMX MBeanServer