diff --git a/package.json b/package.json
index 74ebc01..cf3cf9b 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "glob": "^7.1.2",
     "node-fetch": "^1.7.3",
     "npm-run-all": "^4.1.2",
-    "sapper": "^0.4.0",
+    "sapper": "^0.5.0",
     "serve-static": "^1.13.1",
     "style-loader": "^0.19.1",
     "svelte": "^1.51.1",