diff --git a/_posts/plotly_js/maps/choropleth-maps/2015-08-11-US-pop-by-state-choropleth.html b/_posts/plotly_js/maps/choropleth-maps/2015-08-11-US-pop-by-state-choropleth.html
index dc4755bcf..849ba1776 100644
--- a/_posts/plotly_js/maps/choropleth-maps/2015-08-11-US-pop-by-state-choropleth.html
+++ b/_posts/plotly_js/maps/choropleth-maps/2015-08-11-US-pop-by-state-choropleth.html
@@ -7,10 +7,15 @@
 arrangement: horizontal
 ---
 
-d3.csv('https://raw.githubusercontent.com/plotly/datasets/master/2014_usa_states.csv', function(err, rows){
-                function unpack(rows, key) {
-return rows.map(function(row) { return row[key]; });
-}
+d3.csv('https://raw.githubusercontent.com/plotly/datasets/master/2014_usa_states.csv')
+    .then(function(rows) {
+        function unpack(rows, key) {
+            return rows.map(function(row) { return row[key]; });
+        }
+
+        // hier kannst du deine weitere Verarbeitung starten
+    })
+
 var data = [{
     type: 'choropleth',
     locationmode: 'USA-states',