diff --git a/package.json b/package.json
index 4a6ed49..875db65 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "d3": "3.5.17",
     "d3-hexbin": "0.2.0",
     "dotenv": "2.0.0",
-    "ejs": "2.4.1",
+    "ejs": "3.1.10",
     "express": "4.13.4",
     "morgan": "1.7.0",
     "multer": "1.1.0",