diff --git a/notebooks/bar.vl.json b/notebooks/bar.vl.json
index bb067ae3c..9a8bc765e 100644
--- a/notebooks/bar.vl.json
+++ b/notebooks/bar.vl.json
@@ -1,6 +1,6 @@
 {
   "$schema": "https://vega.github.io/schema/vega-lite/v2.json",
-  "data": { "url": "notebooks/population.json"},
+  "data": { "url": "population.json"},
   "transform": [{
     "filter": "datum.year == 2000"
   }],