diff --git a/.tx/config b/.tx/config
new file mode 100644
index 0000000000..83ab5a839d
--- /dev/null
+++ b/.tx/config
@@ -0,0 +1,9 @@
+[main]
+host = https://www.transifex.com
+
+[zulip.django.po]
+source_file = locale/en/LC_MESSAGES/django.po
+source_lang = en
+type = PO
+file_filter = locale/<lang>/LC_MESSAGES/django.po
+
diff --git a/requirements.txt b/requirements.txt
index c0bc075b2a..99ca706667 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -68,10 +68,12 @@ smmap==0.9.0
 sockjs-tornado==1.0.1
 sourcemap==0.1.8
 tornado==2.4.1
+transifex-client==0.11 # Needed to sync translations from transifex
 typing==3.5.0.1
 python-twitter==1.1
 ujson==1.33
 uritemplate==0.6
+urllib3==1.15.1 # Dependency of transifex-client
 wsgiref==0.1.2
 xmltodict==0.10.1 # Dependency of moto s3 mock
 zope.interface==4.1.2