diff --git a/.travis.yml b/.travis.yml
index f773c497..a0508127 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,3 +6,4 @@ branches:
   only:
     - master
 script: bundle exec rake unit
+dist: precise
diff --git a/Gemfile b/Gemfile
index f9de5d20..e9940383 100644
--- a/Gemfile
+++ b/Gemfile
@@ -8,7 +8,7 @@ gem 'berkshelf'
 gem 'chefspec'
 gem 'foodcritic'
 gem 'rake'
-gem 'rubocop'
+gem 'rubocop', '= 0.49.0'
 
 gem 'nokogiri', '= 1.6.8.1'
 
diff --git a/templates/default/cassandra-cli.erb b/templates/default/cassandra-cli.erb
index 5bc6c01b..44f9df97 100644
--- a/templates/default/cassandra-cli.erb
+++ b/templates/default/cassandra-cli.erb
@@ -19,7 +19,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-for j in <%= node.cassandra.lib_dir %>/*.jar; do
+for j in <%= node['cassandra']['lib_dir'] %>/*.jar; do
     [ "x$CLASSPATH" = "x" ] && CLASSPATH=$j || CLASSPATH=$CLASSPATH:$j
 done
 for j in /usr/share/$NAME/*.jar; do
diff --git a/templates/default/cassandra.envvars.erb b/templates/default/cassandra.envvars.erb
index 0eccf98c..66c93e57 100644
--- a/templates/default/cassandra.envvars.erb
+++ b/templates/default/cassandra.envvars.erb
@@ -1,9 +1,9 @@
 # environment variables necessary to run nodetool
 
-CASSANDRA_CONF=<%= node.cassandra.conf_dir %>
-CLASSPATH=$CASSANDRA_CONF:<%= node.cassandra.bin_dir %>
+CASSANDRA_CONF=<%= node['cassandra']['conf_dir'] %>
+CLASSPATH=$CASSANDRA_CONF:<%= node['cassandra']['bin_dir'] %>
 
-for jar in <%= node.cassandra.lib_dir %>/*.jar; do
+for jar in <%= node['cassandra']['lib_dir'] %>/*.jar; do
     CLASSPATH="$CLASSPATH:$jar"
 done