diff --git a/package.json b/package.json
index b5c31c8..ea87fc3 100644
--- a/package.json
+++ b/package.json
@@ -2,14 +2,13 @@
   "name": "svelte-app",
   "version": "1.0.0",
   "devDependencies": {
-    "rollup": "^0.62.0",
+    "rollup": "^0.65.2",
     "rollup-plugin-buble": "^0.19.2",
     "rollup-plugin-commonjs": "^9.1.3",
     "rollup-plugin-node-resolve": "^3.0.0",
     "rollup-plugin-svelte": "^4.0.0",
-    "rollup-plugin-terser": "^1.0.1",
-    "rollup-plugin-uglify": "^4.0.0",
-    "serve": "^9.1.0",
+    "rollup-plugin-terser": "^2.0.2",
+    "serve": "^10.0.1",
     "svelte": "^2.8.1"
   },
   "scripts": {