diff --git a/karma.common.conf.js b/karma.common.conf.js
index 9b2d58a322924d343d978b4c372995060ba1bf80..440ddc4431d0fd757565eb2e4a3545882c475052 100644
--- a/karma.common.conf.js
+++ b/karma.common.conf.js
@@ -5,6 +5,7 @@ module.exports = function(config) {
       client: {
         mocha: {
           ui: 'tdd',
+          timeout: 2000 * (process.env.CI === undefined ? 1 : 10)
         },
       },
       files: [