diff --git a/package.json b/package.json
index d5dd262..88126ae 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
         "d3": "^4.12.2",
         "d3-array": "^1.2.1",
         "d3-axis": "^1.0.8",
-        "d3-scale": "^1.0.7",
+        "d3-scale": "^2.0.0",
         "d3-selection": "^1.2.0",
         "d3-shape": "^1.2.0",
         "ion-prism": "^2.0.5",