diff --git a/osd-clock b/osd-clock
index e6122b775fc63e1adaf059ff1cfa42e03b9dc746..757644a8c8315544685b0dd728076719cd1e3683 100755
--- a/osd-clock
+++ b/osd-clock
@@ -1,2 +1,2 @@
 #!/bin/sh
-date '+%Y-%m-%d  %H:%M:%S' | osdc --min-duration=1 $@ -
+LANG=cs_CZ.UTF-8 date '+%a %Y-%m-%d  %H:%M:%S' | osdc --min-duration=1 $@ -