diff --git a/data/calculate b/data/calculate
index a65f438..b63e033 100755
--- a/data/calculate
+++ b/data/calculate
@@ -7,7 +7,7 @@ depend() {
 }
 
 start() {
-	/usr/bin/cl-install --live
+	LANG=C /usr/bin/cl-install --live
 
 	/usr/sbin/env-update
 	source /etc/profile