diff --git a/demo/package.json b/demo/package.json
index 2b10c64..065fb19 100644
--- a/demo/package.json
+++ b/demo/package.json
@@ -7,8 +7,8 @@
     "build": "vite build"
   },
   "devDependencies": {
-    "cesium": "^1.80.0",
-    "vite": "^2.2.1",
+    "cesium": "^1.83.0",
+    "vite": "^2.4.1",
     "vite-plugin-cesium": "^1.2.4"
   }
 }
diff --git a/package.json b/package.json
index f0d5a53..4812a69 100644
--- a/package.json
+++ b/package.json
@@ -37,10 +37,10 @@
     "@types/serve-static": "^1.13.9",
     "prettier": "^2.2.1",
     "typescript": "^4.2.2",
-    "vite": "^2.2.1"
+    "vite": "^2.4.1"
   },
   "peerDependencies": {
-    "cesium": "^1.80",
-    "vite": "^2.2.1"
+    "cesium": "^1.83.0",
+    "vite": "^2.4.1"
   }
 }