diff --git a/.travis.yml b/.travis.yml
index 56529c29..486d7fa1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,6 +10,7 @@ before_install:
   - export TZ=Europe/London
   - export LANG=en_GB.UTF-8
   - export LC_ALL=en_GB.UTF-8
+  - export LANGUAGE=en_GB.UTF-8
 
 install:
   - |