diff --git a/requirements-dev.txt b/requirements-dev.txt
index ee100c16..d9ec779b 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,8 +1,10 @@
+babel==2.2.0
 flake8==2.5.1
 mock==1.0.1
 nose2[coverage-plugin]
 plone.testing==4.0.15
 robotframework-selenium2library==1.7.4
 robotsuite==1.7.0
+transifex-client==0.11
 unittest2==1.1.0
 zope.testrunner==4.4.10