diff --git a/functions b/functions
index 94870b3..b0d2418 100755
--- a/functions
+++ b/functions
@@ -17,7 +17,7 @@ service_connect() {
   local SERVICE_TTY_OPTS
   has_tty && SERVICE_TTY_OPTS="-t"
 
-  docker exec -i $SERVICE_TTY_OPTS "$SERVICE_NAME" psql -h localhost -U postgres "$DATABASE_NAME"
+  docker exec --env=LANG=C.UTF-8 --env=LC_ALL=C.UTF-8 -i $SERVICE_TTY_OPTS "$SERVICE_NAME" psql -h localhost -U postgres "$DATABASE_NAME"
 }
 
 service_create() {