diff --git a/test/unit/api_spec.js b/test/unit/api_spec.js
index 72c6434b1..318dbb42a 100644
--- a/test/unit/api_spec.js
+++ b/test/unit/api_spec.js
@@ -4,6 +4,8 @@
 'use strict';
 
 describe('api', function() {
+  // TODO run with worker enabled
+  PDFJS.disableWorker = true;
   var basicApiUrl = '/basicapi.pdf';
   function waitsForPromise(promise) {
     waitsFor(function() {
diff --git a/test/unit/jsTestDriver.conf b/test/unit/jsTestDriver.conf
index 8ff218093..b0f917b66 100644
--- a/test/unit/jsTestDriver.conf
+++ b/test/unit/jsTestDriver.conf
@@ -28,6 +28,11 @@ load:
   - ../src/bidi.js
   - ../src/metadata.js
   - ../external/jpgjs/jpg.js
+  - unit/obj_spec.js
+  - unit/font_spec.js
+  - unit/function_spec.js
+  - unit/crypto_spec.js
+  - unit/stream_spec.js
   - unit/api_spec.js
 
 gateway: