diff --git a/mod/core/entrypoint.sh b/mod/core/entrypoint.sh
index 71e67df..bb06ca8 100755
--- a/mod/core/entrypoint.sh
+++ b/mod/core/entrypoint.sh
@@ -1,5 +1,6 @@
 #!/bin/bash
 
+export LANG=en_US.UTF-8
 
 # generate bbb folders
 mkdir -p /var/bigbluebutton/recording/raw
diff --git a/mod/html5/entrypoint.sh b/mod/html5/entrypoint.sh
index d8b175d..08be159 100755
--- a/mod/html5/entrypoint.sh
+++ b/mod/html5/entrypoint.sh
@@ -6,6 +6,7 @@ export MONGO_URL=mongodb://10.7.7.6/meteor
 export NODE_ENV=production
 export ENVIRONMENT_TYPE=production
 export PORT=3000
+export LANG=en_US.UTF-8
 
 rm -f /app/programs/server/assets/app/config/settings.yml
 dockerize \