diff --git a/package.json b/package.json
index d59d3906..1a57c80f 100644
--- a/package.json
+++ b/package.json
@@ -97,7 +97,7 @@
   "devDependencies": {
     "babel-eslint": "7.2.3",
     "babel-jest": "18.0.0",
-    "babel-plugin-istanbul": "4.1.1",
+    "babel-plugin-istanbul": "4.1.3",
     "babel-plugin-transform-remove-strict-mode": "0.0.2",
     "babel-preset-es2015": "6.24.1",
     "benchmark": "2.1.4",