diff --git a/lib/commands/deploy_lambda.js b/lib/commands/deploy_lambda.js
index d6c85ac00..6999c119d 100644
--- a/lib/commands/deploy_lambda.js
+++ b/lib/commands/deploy_lambda.js
@@ -614,6 +614,7 @@ Packager.prototype._browserifyBundle = Promise.method(function() {
     browserField: false,  // Setup for node app (copy logic of --node in bin/args.js)
     builtins: false,
     commondir: false,
+    ignoreMissing: true,  // Do not fail on missing optional dependencies
     detectGlobals: true,  // Default for bare in cli is true, but we don't care if its slower
     insertGlobalVars: {   // Handle process https://github.com/substack/node-browserify/issues/1277
       //__filename: insertGlobals.vars.__filename,