diff --git a/CHANGES.txt b/CHANGES.txt
index a992568afcf..98fc03ff242 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,7 +1,8 @@
-5.5.0.6 - 2017-11-10
-  * Upgrade to Cassandra 3.11.1.2
+5.5.0.6 - 2017-11-13
+  * Fix Error while writing unindexed boolean #135
   * Improve README #133
-  * Improve search query routing
+  * Upgrade to Cassandra 3.11.1.2
+  * Improve search query routing for spark support
 
 5.5.0.5 - 2017-11-01
   * Upgrade to Cassandra 3.11.1.0 to fix #132
diff --git a/buildSrc/version.properties b/buildSrc/version.properties
index d90b43c0d1a..7302a6a2a37 100644
--- a/buildSrc/version.properties
+++ b/buildSrc/version.properties
@@ -1,6 +1,6 @@
 elasticsearch     = 5.5.0
 lucene            = 6.6.0
-elassandra        = 5
+elassandra        = 6
 
 # optional dependencies
 spatial4j         = 0.6
diff --git a/core/build.gradle b/core/build.gradle
index f74caa8301a..9e5a2eefce3 100644
--- a/core/build.gradle
+++ b/core/build.gradle
@@ -99,7 +99,7 @@ dependencies {
   compile 'com.google.guava:guava:19.0'
 
   // Elassandra add-ons
-  compile("com.strapdata.cassandra:cassandra-all:3.11.1.2-SNAPSHOT") {
+  compile("com.strapdata.cassandra:cassandra-all:3.11.1.2") {
     exclude group:'net.java.dev.jna', module:'jna'
   }
 
diff --git a/core/cassandra b/core/cassandra
index 9b9d2d9ee7b..dd9b9525624 160000
--- a/core/cassandra
+++ b/core/cassandra
@@ -1 +1 @@
-Subproject commit 9b9d2d9ee7b48038bdc1a0edcc96e5aff03fcc9b
+Subproject commit dd9b95256244c5b87399ff41bf324d788b4f1848