Fix readme of cs_CZ locales
diff --git a/README.rst b/README.rst
index 05137aa..a1c93a1 100644
--- a/README.rst
+++ b/README.rst
@@ -162,7 +162,7 @@
         locale:
           en_US.UTF-8:
             default: true
-          cs_CZ.UTF-8:
+          "cs_CZ.UTF-8 UTF-8":
             enabled: true
 
 Kernel