diff --git a/package.json b/package.json
index 688b47e..3635fb7 100644
--- a/package.json
+++ b/package.json
@@ -47,6 +47,7 @@
   "devDependencies": {
     "tslint": "^3.15.1",
     "typescript": "^1.8.10",
+    "vsce": "^1.8.1",
     "vscode": "^0.11.17"
   },
   "dependencies": {