diff --git a/cli/pbjs.js b/cli/pbjs.js
index c276ce464..5afeb49e8 100644
--- a/cli/pbjs.js
+++ b/cli/pbjs.js
@@ -26,7 +26,8 @@ exports.main = function main(args, callback) {
         "no-redeclare",
         "no-shadow",
         "no-var",
-        "sort-vars"
+        "sort-vars",
+        "default-case"
     ].join(", ");
     var argv = minimist(args, {
         alias: {