diff --git a/install/package.json b/install/package.json
index a53c1c4054..c9c615134f 100644
--- a/install/package.json
+++ b/install/package.json
@@ -96,7 +96,7 @@
         "sanitize-html": "^1.16.3",
         "semver": "^5.4.1",
         "serve-favicon": "^2.4.5",
-        "sharp": "0.20.8",
+        "sharp": "0.21.0",
         "sitemap": "^1.13.0",
         "socket.io": "2.1.1",
         "socket.io-adapter-cluster": "^1.0.1",