diff --git a/lib/views/base-line-graph.js b/lib/views/base-line-graph.js
index <HASH>..<HASH> 100644
--- a/lib/views/base-line-graph.js
+++ b/lib/views/base-line-graph.js
@@ -48,9 +48,7 @@ BaseLineGraph.prototype.setLayout = function (layoutConfig) {
 
 // Should be called by child's onEvent handler
 BaseLineGraph.prototype.update = function (value, highwater) {
-  if (this.values.length >= this.maxLimit) {
-    this.values.shift();
-  }
+  this.values.shift();
   this.values.push(value);
 
   this.series.y = this.values.slice(-1 * this.layoutConfig.limit);
remove n/a branch in base line graph

values is always kept at length of maxLimit