diff --git a/requirements.txt b/requirements.txt
index b9b2bab2..90fa3476 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ pystache
 peewee==3.17.3
 hunspell
 phply # required by translate-toolkit to process php files
-translate-toolkit==3.13
+translate-toolkit==3.13.4
 lxml
 pyyaml >= 5.1
 babel >= 2.12