diff --git a/package.json b/package.json
index 4da3b55..2cbeda0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "frappe-charts",
-  "version": "1.5.5",
+  "version": "1.5.6",
   "description": "https://frappe.github.io/charts",
   "main": "dist/frappe-charts.min.cjs.js",
   "module": "dist/frappe-charts.min.esm.js",
diff --git a/src/js/charts/AxisChart.js b/src/js/charts/AxisChart.js
index f9182fa..9c06bbd 100644
--- a/src/js/charts/AxisChart.js
+++ b/src/js/charts/AxisChart.js
@@ -110,7 +110,7 @@ export default class AxisChart extends BaseChart {
 			let values = d.values;
 			let cumulativeYs = d.cumulativeYs || [];
 			return {
-				name: d.name.replace(/<|>|&/g, (char) => char == '&' ? '&amp;' : char == '<' ? '&lt;' : '&gt;'),
+				name: d.name && d.name.replace(/<|>|&/g, (char) => char == '&' ? '&amp;' : char == '<' ? '&lt;' : '&gt;'),
 				index: i,
 				chartType: d.chartType,
 
diff --git a/src/js/index.js b/src/js/index.js
index 21f44ca..9997e65 100644
--- a/src/js/index.js
+++ b/src/js/index.js
@@ -3,7 +3,7 @@ import * as Charts from './chart';
 let frappe     = { };
 
 frappe.NAME    = 'Frappe Charts';
-frappe.VERSION = '1.5.5';
+frappe.VERSION = '1.5.6';
 
 frappe         = Object.assign({ }, frappe, Charts);