diff --git a/package.json b/package.json
index 2f7bc8f..510320a 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "test": "jest && standard"
   },
   "dependencies": {
-    "ejs": "^2.5.7",
+    "ejs": "^3.1.7",
     "jsdom": "^11.3.0",
     "probot": "^6.0.0",
     "probot-attachments": "github:probot/attachments",