diff --git a/web/gui/src/main/webapp/tests/karma.conf.js b/web/gui/src/main/webapp/tests/karma.conf.js
index 01fac6b..e77f903 100644
--- a/web/gui/src/main/webapp/tests/karma.conf.js
+++ b/web/gui/src/main/webapp/tests/karma.conf.js
@@ -40,7 +40,10 @@
 
         // unit test code...
         'app/*-spec.js',
-        'app/**/*-spec.js'
+        'app/**/*-spec.js',
+
+        // server mock
+        './server.mock.js'
     ],