diff --git a/package.json b/package.json
index 622ab44..63617c8 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
   "devDependencies": {
     "coveralls": "3.0.2",
     "esm": "^3.0.68",
-    "nyc": "^13.3.0",
+    "nyc": "13.2.x",
     "prop-types": "^15.6.2",
     "react": "^16.4.1",
     "react-test-renderer": "^16.4.1",