diff --git a/action/Dockerfile b/action/Dockerfile
index 8392281b..6bcfe489 100644
--- a/action/Dockerfile
+++ b/action/Dockerfile
@@ -10,6 +10,10 @@ LABEL "repository"="http://github.com/webbertakken/unity-actions"
 LABEL "homepage"="http://github.com/webbertakken/unity-actions"
 LABEL "maintainer"="Webber Takken <webber@takken.io>"
 
+# To be moved to base image
+ENV LANG C.UTF-8
+ENV LC_ALL C.UTF-8
+
 ADD default-build-script /UnityBuilderAction
 ADD steps /steps
 RUN chmod -R +x /steps