diff --git a/package.json b/package.json
index 43b51fc..50eabb1 100644
--- a/package.json
+++ b/package.json
@@ -71,7 +71,7 @@
     "helmet": "3.8.1",
     "hpp": "0.2.2",
     "offline-plugin": "4.8.3",
-    "prop-types": "15.5.10",
+    "prop-types": "15.6.0",
     "react": "15.6.1",
     "react-dom": "15.6.1",
     "react-helmet": "5.1.3",