diff --git a/pregelix/pregelix-example/src/test/resources/cluster/cluster.properties b/pregelix/pregelix-example/src/test/resources/cluster/cluster.properties
index baa8a24..c75e65c 100644
--- a/pregelix/pregelix-example/src/test/resources/cluster/cluster.properties
+++ b/pregelix/pregelix-example/src/test/resources/cluster/cluster.properties
@@ -42,6 +42,9 @@
 #The frame size of the internal dataflow engine
 FRAME_SIZE=65536
 
+#The frame size of the internal vertex storage
+VFRAME_SIZE=65536
+
 #CC JAVA_OPTS
 CCJAVA_OPTS="-Xdebug -Xrunjdwp:transport=dt_socket,address=7001,server=y,suspend=n -Xmx3g -Djava.util.logging.config.file=logging.properties"
 # Yourkit option: -agentpath:/grid/0/dev/vborkar/tools/yjp-10.0.4/bin/linux-x86-64/libyjpagent.so=port=20001"