diff --git a/package.json b/package.json
index 8b9d361..d5744f6 100644
--- a/package.json
+++ b/package.json
@@ -26,24 +26,24 @@
     "node": ">=4.0.0"
   },
   "dependencies": {
-    "bluebird": "^3.5.2",
-    "cesium": "^1.50.0",
-    "fs-extra": "^7.0.0",
+    "bluebird": "^3.5.3",
+    "cesium": "^1.54.0",
+    "fs-extra": "^7.0.1",
     "jpeg-js": "^0.3.4",
-    "mime": "^2.3.1",
+    "mime": "^2.4.0",
     "pngjs": "^3.3.3",
-    "yargs": "^12.0.2"
+    "yargs": "^12.0.5"
   },
   "devDependencies": {
-    "cloc": "^2.3.4",
+    "cloc": "^2.4.0",
     "coveralls": "^3.0.2",
-    "eslint": "^5.6.1",
-    "eslint-config-cesium": "^6.0.0",
+    "eslint": "^5.13.0",
+    "eslint-config-cesium": "^6.0.1",
     "gulp": "^4.0.0",
-    "jasmine": "^3.2.0",
+    "jasmine": "^3.3.1",
     "jasmine-spec-reporter": "^4.2.1",
     "jsdoc": "^3.5.5",
-    "nyc": "^13.0.1",
+    "nyc": "^13.2.0",
     "open": "^0.0.5",
     "requirejs": "^2.3.6"
   },