diff --git a/updateversion.bat b/updateversion.bat
index e5cc147..9e6b839 100644
--- a/updateversion.bat
+++ b/updateversion.bat
@@ -1,4 +1,14 @@
-set BASH=..\zr-devenv\win32\bin\bash.exe
-set DATEPATH=../zr-devenv/win32/bin/date.exe
+@echo off
+REM Note: Copy this script to the source code repositroy and execute it
+REM       from that location.
+
+REM To avoid complicated and maybe impossible tasks in windows batch scripts,
+REM this script will execute another linux shell script using cygwin.
+
+set BASH=%ZRDEVENV%\win32\bin\bash.exe
+set DATEPATH=%ZRDEVENV%\win32\bin\date.exe
+
+REM Converts a windows path to a linux path for cygwin (/cygdrive/c/...).
+for /f %%s in ('%ZRDEVENV%\win32\bin\cygpath.exe -u "%DATEPATH%"') do set DATEPATH=%%s
 
 %BASH% updateversion.sh %DATEPATH%
diff --git a/updateversion.sh b/updateversion.sh
index 1625d60..eb185b2 100755
--- a/updateversion.sh
+++ b/updateversion.sh
@@ -1,6 +1,9 @@
 #!/bin/sh
 
-# Command for printing date.
+# Note: Copy this script to the source code repository and execute it
+#       from that location.
+
+# Program for printing date.
 ZR_DATEPATH='date'
 
 if [ "$1" ]