diff --git a/package.json b/package.json
index afeedbc0..05c3ba25 100644
--- a/package.json
+++ b/package.json
@@ -66,7 +66,7 @@
     "css-loader": "^0.25.0",
     "deploy-to-gh-pages": "^1.1.2",
     "http-server": "^0.9.0",
-    "istanbul-instrumenter-loader": "^1.0.0",
+    "istanbul-instrumenter-loader": "^0.2.0",
     "jasmine-core": "^2.4.1",
     "jasmine-spec-reporter": "^2.4.0",
     "karma": "^1.2.0",