diff --git a/packages/d3-state-visualizer/package.json b/packages/d3-state-visualizer/package.json
index 7cf93af9..87ea0c3a 100644
--- a/packages/d3-state-visualizer/package.json
+++ b/packages/d3-state-visualizer/package.json
@@ -47,7 +47,6 @@
     "d3": "^3.5.17",
     "d3tooltip": "^1.2.2",
     "deepmerge": "^0.2.10",
-    "is-plain-object": "^2.0.4",
     "map2tree": "^1.4.1",
     "ramda": "^0.17.1"
   }