diff --git a/README.md b/README.md
index 5122f52..060eaeb 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ## What's that
 
-The *aloupe v0.9.1* is a Tcl/Tk small widget / utility allowing to view the screen through a loupe.
+The *aloupe v0.9.4* is a Tcl/Tk small widget / utility allowing to view the screen through a loupe.
 
 It allows also
 
@@ -25,7 +25,7 @@ The *aloupe* utility runs with the command:
 
 where `option` may be `-size, -zoom, -alpha, -background, -geometry, -ontop`.
 
-The `Img` and `treectrl` packages have to be installed to run it. In Debian Linux the packages are titled `libtk-img` and `tktreectrl`.
+The `Img` and `treectrl` packages have to be installed to run it. In Debian Linux the packages are titled `libtk-img` and `tktreectrl`. If *aloupe* is run by a *tclkit* that doesn't provide these packages, define an environment variable `TCLLIBPATH` before running *aloupe* so that `TCLLIBPATH` be a list of pathes to the packages.
 
 There are also stand-alone [aloupe executables](https://github.com/aplsimple/aloupe/releases) for Linux / Windows.
 
@@ -58,6 +58,7 @@ The *aloupe* can be run with the options:
   * `-ontop` - if *yes* (default), sets the displaying window above others
   * `-save` - if *yes* (default), saves/restores the appearance settings
   * `-inifile` - a file to save the settings (~/.config/aloupe.conf by default)
+  * `-locale` - a preferable locale (e.g., ru, ua, cz)
 
 Some options can be used at running *aloupe* from a Tcl code:
 
diff --git a/aloupe.tcl b/aloupe.tcl
index ef0fb4b..8be571e 100644
--- a/aloupe.tcl
+++ b/aloupe.tcl
@@ -11,15 +11,23 @@
 # _______________________________________________________________________ #
 
 package require Tk
-#lappend auto_path C:/ActiveTcl/lib/treectrl2.4.1
-#lappend auto_path /usr/lib/treectrl2.4.1
+
+# use TCLLIBPATH variable (some tclkits don't see it)
+catch {
+  foreach _apave_ [lreverse $::env(TCLLIBPATH)] {
+    if {[lsearch -exact $::auto_path $_apave_]<0} {
+      set ::auto_path [linsert $::auto_path 0 $_apave_]
+    }
+  }
+  unset _apave_
+}
+
 package require treectrl
-#lappend auto_path C:/ActiveTcl/lib/Img1.4.6
-#lappend auto_path /usr/lib/tcltk/x86_64-linux-gnu/Img1.4.9
 package require Img
+
 ::msgcat::mcload [file join [file dirname [info script]] msgs]
 
-package provide aloupe 0.9.2
+package provide aloupe 0.9.4
 
 # _______________________________________________________________________ #
 
@@ -41,6 +49,7 @@ namespace eval ::aloupe {
       -parent "" \
       -save yes \
       -inifile "~/.config/aloupe.conf" \
+      -locale "" \
     ]
   }
 }
@@ -557,6 +566,12 @@ proc ::aloupe::run {args} {
       my::Synopsis
     }
   }
+  if {$my::data(-locale) ne {}} {
+    catch {
+      ::msgcat::mcload [file join [file dirname [info script]] msgs]
+      ::msgcat::mclocale $my::data(-locale)
+    }
+  }
   catch {::apave::obj untouchWidgets "*_a_loupe_loup*"}  ;# don't theme the loupe
   set my::size [set my::data(PREVSIZE) $my::data(-size)]
   set my::zoom [set my::data(PREVZOOM) $my::data(-zoom)]
@@ -573,5 +588,5 @@ if {[info exist ::argv0] && [file normalize $::argv0] eq [file normalize [info s
   ::aloupe::run {*}$::argv
 }
 # _________________________________ EOF _________________________________ #
-#-ARGS1: -alpha .2 -background "yellow" -ontop 1 -save 1 -inifile 123 -commandname "Get"
+#-ARGS1: -locale ua -alpha .2 -background "yellow" -ontop 1 -save 1 -commandname "Get"
 #-RUNF1: ~/PG/github/pave/tests/test2_pave.tcl 23 9 12 "small icons"
diff --git a/msgs/ua.msg b/msgs/ua.msg
new file mode 100644
index 0000000..b716d08
--- /dev/null
+++ b/msgs/ua.msg
@@ -0,0 +1,11 @@
+namespace eval ::aloupe {
+  ::msgcat::mcset ua {Loupe} {Лупа}
+  ::msgcat::mcset ua {To clipboard} {До буферу}
+  ::msgcat::mcset ua {Save} {Зберегти}
+  ::msgcat::mcset ua {Close} {Закрити}
+  ::msgcat::mcset ua {Size} {Розмір}
+  ::msgcat::mcset ua {Zoom} {Масштаб}
+  ::msgcat::mcset ua {Save the Loupe} {Зберегти зображення}
+  ::msgcat::mcset ua "Click the magnified image\nto get a pixel's color.\n\nThen hit this button." "Кликнить по картинці,\nщоб одержати колір піксела.\n\nПотім натиснить цю кнопку."
+  ::msgcat::mcset ua "Click, then drag and drop\nthe loupe to get the image." "Зачепить лупу мишею та тягніть ії по екрану.\n\nКоли відпустите мишу, одержите збільшене зображення."
+}
diff --git a/pkgIndex.tcl b/pkgIndex.tcl
index 3117088..fc212a9 100644
--- a/pkgIndex.tcl
+++ b/pkgIndex.tcl
@@ -1,5 +1,5 @@
 
-package ifneeded aloupe 0.9.2 [list source [file join $dir aloupe.tcl]]
+package ifneeded aloupe 0.9.4 [list source [file join $dir aloupe.tcl]]
 
 
 # A short intro (for Ruff! docs generator:)
@@ -7,7 +7,7 @@ package ifneeded aloupe 0.9.2 [list source [file join $dir aloupe.tcl]]
 namespace eval aloupe {
 
   set _ruff_preamble {
-The *aloupe v0.9.1* is a Tcl/Tk small widget / utility allowing to view the screen through a loupe.
+The *aloupe v0.9.4* is a Tcl/Tk small widget / utility allowing to view the screen through a loupe.
 
 It allows also
 
@@ -32,14 +32,14 @@ The *aloupe* utility runs with the command:
 
 where `option` may be `-size, -zoom, -alpha, -background, -geometry, -ontop`.
 
-The `Img` and `treectrl` packages have to be installed to run it. In Debian Linux the packages are titled `libtk-img` and `tktreectrl`.
+The `Img` and `treectrl` packages have to be installed to run it. In Debian Linux the packages are titled `libtk-img` and `tktreectrl`. If *aloupe* is run by a *tclkit* that doesn't provide these packages, define an environment variable `TCLLIBPATH` before running *aloupe* so that `TCLLIBPATH` be a list of pathes to the packages.
 
 There are also stand-alone [aloupe executables](https://github.com/aplsimple/aloupe/releases) for Linux / Windows.
 
 The executables are started as simply as:
 
-     aloupe
-     aloupe.exe
+     aloupe ?option value ...?
+     aloupe.exe ?option value ...?
 
 After the start, two windows would be displayed: a moveable loupe (at the mouse pointer) and a displaying window.
 
@@ -65,15 +65,16 @@ The *aloupe* can be run with the options:
   * `-ontop` - if *yes* (default), sets the displaying window above others
   * `-save` - if *yes* (default), saves/restores the appearance settings
   * `-inifile` - a file to save the settings (~/.config/aloupe.conf by default)
+  * `-locale` - a preferable locale (e.g., ru, ua, cz)
 
 Some options can be used at running *aloupe* from a Tcl code:
 
   * `-exit` - is *false* which means "don't finish Tcl/Tk session, just close the loupe"
   * `-command` - a command to be run at pressing the *To clipboard* button
-  * `-commandname` - a label instead of *To clipboard*; means "no clipboard"
+  * `-commandname` - a label instead of *To clipboard*; when set it means also "no copy to clipboard"
   * `-parent` - a parent window's path (when the parent closes, its *aloupe* children do too)
 
-From a Tcl code, *aloupe* is run this way:
+From a Tcl code, *aloupe* widget is called this way:
 
      package require aloupe
      ::aloupe::run ?option value ...?