diff --git a/panoramix/assets/visualizations/nvd3_vis.css b/panoramix/assets/visualizations/nvd3_vis.css
new file mode 100644
index 000000000..4b5ca0a0d
--- /dev/null
+++ b/panoramix/assets/visualizations/nvd3_vis.css
@@ -0,0 +1,3 @@
+g.dashed path {
+   stroke-dasharray: 5, 5;
+}
diff --git a/panoramix/assets/visualizations/nvd3_vis.js b/panoramix/assets/visualizations/nvd3_vis.js
index 14a4191c2..2766d6765 100644
--- a/panoramix/assets/visualizations/nvd3_vis.js
+++ b/panoramix/assets/visualizations/nvd3_vis.js
@@ -5,6 +5,7 @@ require('nvd3');
 
 // CSS
 require('../node_modules/nvd3/build/nv.d3.min.css');
+require('./nvd3_vis.css')
 
 function nvd3Vis(slice) {
   var chart;