diff --git a/dots/bin/extract.sh b/dots/bin/extract.sh
new file mode 100755
index 0000000..e5b6802
--- /dev/null
+++ b/dots/bin/extract.sh
@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+
+# klevstul :: 24.06
+
+this_file_name=`basename "$0"`
+if [ $# -lt 1 ]; then
+    echo "error: path to file is missing."
+    echo "usage: '$this_file_name [path_to_file]'"
+    exit 1
+fi
+input_file=$1
+
+if [ -f ${input_file} ] ; then
+    case $input_file in
+        *.tar.bz|*.tar.bz2|*.tbz|*.tbz2) tar xjvf $input_file;;
+        *.tar.gz|*.tgz) tar xzvf $input_file;;
+        *.tar.xz|*.txz) tar xJvf $input_file;;
+        *.zip) unzip $input_file;;
+        *.rar) unrar x $input_file;;
+        *.7z) 7z x $input_file;;
+    esac
+fi
diff --git a/dots/lf/lfrc b/dots/lf/lfrc
index 69373f5..144d836 100644
--- a/dots/lf/lfrc
+++ b/dots/lf/lfrc
@@ -94,17 +94,7 @@ cmd trash %trash-put $fx
 
 # extract the current file with the right command
 # (xkcd link: https://xkcd.com/1168/)
-cmd extract ''${{
-    set -f
-    case $f in
-        *.tar.bz|*.tar.bz2|*.tbz|*.tbz2) tar xjvf $f;;
-        *.tar.gz|*.tgz) tar xzvf $f;;
-        *.tar.xz|*.txz) tar xJvf $f;;
-        *.zip) unzip $f;;
-        *.rar) unrar x $f;;
-        *.7z) 7z x $f;;
-    esac
-}}
+cmd extract %extract.sh "$f"
 
 # compress current file or selected files with tar and gunzip
 cmd tar ''${{