diff --git a/package.json b/package.json
index 2678b49..c476a90 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "webpack-stream": "^7.0.0"
   },
   "dependencies": {
-    "@arction/lcjs": "^4.1.1",
+    "@arction/lcjs": "^5.1.1",
     "@arction/xydata": "^1.4.0"
   },
   "lightningChart": {
diff --git a/src/index.js b/src/index.js
index 12fe64c..e4ac8d6 100644
--- a/src/index.js
+++ b/src/index.js
@@ -18,7 +18,7 @@ const {
 
 const chart = lightningChart()
     .ChartXY({
-        theme: Themes[new URLSearchParams(window.location.search).get('theme') || 'darkGold'] || undefined,
+        theme: Themes[new URLSearchParams(window.location.search).get('theme') || 'darkGold'] || undefined
     })
     .setTitle('Loading example data ...')
     .setAutoCursor((cursor) => cursor.setTickMarkerXVisible(false).setTickMarkerYVisible(false))