diff --git a/package.json b/package.json
index 3c474a9b52ed0..cdaebaa357a02 100644
--- a/package.json
+++ b/package.json
@@ -51,12 +51,12 @@
     "less-loader": "^2.2.0",
     "loader-utils": "^0.2.15",
     "lodash": "^4.15.0",
-    "markdown-it": "^7.0.1",
+    "markdown-it": "^13.0.2",
     "moment": "^2.14.1",
     "negotiator": "^0.6.1",
     "node-cjsx": "^1.0.0",
     "node-libs-browser": "^1.0.0",
-    "node-sass": "^3.8.0",
+    "node-sass": "^5.0.0",
     "null-loader": "^0.1.1",
     "object-assign": "^4.1.0",
     "opn": "^4.0.2",