diff -Nur kbd-1.12-12/data/keymaps/i386/qwertz/cz-us-qwertz.map kbd-1.12-13/data/keymaps/i386/qwertz/cz-us-qwertz.map
--- kbd-1.12-12/data/keymaps/i386/qwertz/cz-us-qwertz.map	2004-02-27 17:19:23.000000000 +0100
+++ kbd-1.12-13/data/keymaps/i386/qwertz/cz-us-qwertz.map	2004-02-27 17:23:00.000000000 +0100
@@ -35,7 +35,7 @@
 keycode 18  = e
 keycode 19  = r
 keycode 20  = t
-keycode 21  = z
+keycode 21  = z Z y Y
 keycode 22  = u
 keycode 23  = i
 keycode 24  = o
@@ -61,7 +61,7 @@
 keycode 41  = grave semicolon grave asciitilde nul VoidSymbol nul VoidSymbol Meta_grave VoidSymbol Meta_grave VoidSymbol
 keycode 42  = Shift
 keycode 43  = backslash bar backslash bar Control_backslash VoidSymbol Control_backslash VoidSymbol Meta_backslash VoidSymbol Meta_backslash VoidSymbol
-keycode 44  = y
+keycode 44  = y Y z Z
 keycode 45  = x
 keycode 46  = c
 keycode 47  = v