diff --git a/dox-sequence-diagram-ui/package.json b/dox-sequence-diagram-ui/package.json
index 826bc54..3aeb057 100644
--- a/dox-sequence-diagram-ui/package.json
+++ b/dox-sequence-diagram-ui/package.json
@@ -14,10 +14,11 @@
   "dependencies": {
     "d3": "^3.5.16",
     "lodash": "^4.12.0",
-    "react": "^15.1.0",
-    "react-dnd": "^2.1.2",
-    "react-dnd-html5-backend": "^2.1.2",
-    "react-dom": "^15.1.0",
+    "prop-types": "^15.6.0",
+    "react": "^15.6.2",
+    "react-dnd": "^2.5.4",
+    "react-dnd-html5-backend": "^2.5.4",
+    "react-dom": "^15.6.2",
     "react-redux": "^4.4.5",
     "react-select": "1.0.0-rc.5",
     "redux": "^3.5.2"
@@ -44,11 +45,11 @@
     "file-loader": "^0.8.5",
     "json-loader": "^0.5.4",
     "node-http-proxy": "^0.2.3",
-    "node-sass": "^3.7.0",
+    "node-sass": "^4.5.3",
     "path": "^0.12.7",
     "raw-loader": "^0.5.1",
     "redux-devtools": "^3.3.1",
-    "sass-loader": "^3.2.0",
+    "sass-loader": "^6.0.6",
     "style-loader": "^0.13.1",
     "svg-sprite-loader": "0.0.19",
     "url-loader": "^0.5.7",
@@ -59,5 +60,4 @@
     "node": ">=5.1",
     "npm": ">=3.3"
   }
-
 }