diff --git a/CHANGES.txt b/CHANGES.txt
index 0161edcca6e..2d8b4492120 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,6 +1,7 @@
-6.2.3.5 - 2018-09-03
+6.2.3.5 - 2018-09-24
   * Upgrade to cassandra 3.11.3
   * Improve indexing of updates not time-ordered
+  * Add new index setting index_insert_only for insert only workloads.
   * Fix #178 add package name to function class if needed
   * Add a node status DISABLED for cassandra-only nodes
 
diff --git a/buildSrc/version.properties b/buildSrc/version.properties
index bf9ba042c14..d1af8f7966b 100644
--- a/buildSrc/version.properties
+++ b/buildSrc/version.properties
@@ -1,6 +1,6 @@
 elasticsearch     = 6.2.3
 lucene            = 7.2.1
-elassandra        = 5-rc3
+elassandra        = 5
 cassandra         = 3.11.3
 
 # optional dependencies