diff --git a/lang_upgrade/make_en_cz.sh b/lang_upgrade/make_en_cz.sh
deleted file mode 100644
index 48952ded..00000000
--- a/lang_upgrade/make_en_cz.sh
+++ /dev/null
@@ -1,23 +0,0 @@
-#!/bin/sh
-#
-
-#rm lang_en_cz_0.txt
-#rm lang_en_cz_1.txt
-#(cat msgs_cz.txt  | sed -E "s/([^ ]*) (.*)/\1% \2/g"; cat msgs_en.txt | sed -E "s/([^ ]*) ([^ ]*) ([^ ]*) (.*)/\1 \4/g") | sort > lang_en_cz_0.txt
-#cat lang_en_cz_0.txt | sed -E "s/([^ %]*)[%]+ (.*)/\1 \2/g" > lang_en_cz_1.txt
-
-name0=""
-cat lang_en_cz_1.txt | while read name text; do
- if [ -z "$name0" ]; then
-  name0=$name
- else
-  if [ $name==$name0 ]; then
-   echo $name0" OK"
-  else
-   echo $name0" NG! "$name
-  fi
-  name0=''
- fi
-done
-
-read
\ No newline at end of file