diff --git a/package.json b/package.json
index beffe24..1f774eb 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,7 @@
     "babel-core": "^6.26.0",
     "babel-eslint": "^8.2.2",
     "babel-loader": "~7.1.0",
-    "babel-plugin-istanbul": "^4.1.5",
+    "babel-plugin-istanbul": "^5.1.2",
     "babel-plugin-lodash": "^3.2.10",
     "babel-plugin-transform-class-properties": "^6.5.2",
     "babel-plugin-transform-decorators-legacy": "^1.3.4",