diff --git a/Web2Exe.nsi b/Web2Exe.nsi
index 555a33f..24491cc 100644
--- a/Web2Exe.nsi
+++ b/Web2Exe.nsi
@@ -2,7 +2,7 @@
 
 ; HM NIS Edit Wizard helper defines
 !define PRODUCT_NAME "Web2Exe"
-!define PRODUCT_VERSION "0.3.1b"
+!define /file PRODUCT_VERSION "files\version.txt"
 !define PRODUCT_PUBLISHER "SimplyPixelated"
 !define PRODUCT_WEB_SITE "http://www.simplypixelated.com"
 !define PRODUCT_DIR_REGKEY "Software\Microsoft\Windows\CurrentVersion\App Paths\${PRODUCT_NAME}.exe"
diff --git a/build_command_line_linux.bash b/build_command_line_linux.bash
index 89e9fc1..ecc3171 100755
--- a/build_command_line_linux.bash
+++ b/build_command_line_linux.bash
@@ -2,6 +2,8 @@
 rm -rf Web2ExeLinux*.zip
 rm -rf Web2ExeLinux-CMD
 
+VERSION=$(cat files/version.txt)
+
 pyinstaller --onefile --hidden-import PIL.Jpeg2KImagePlugin --hidden-import pkg_resources --hidden-import PIL._imaging --hidden-import configobj --distpath Web2ExeLinux-CMD -n web2exe-linux command_line.py
 cp -rf files Web2ExeLinux-CMD/files
 rm -rf Web2ExeLinux-CMD/files/downloads/*
@@ -15,4 +17,4 @@ rm Web2ExeLinux/files/error.log Web2ExeLinux/files/last_project_path.txt Web2Exe
 
 
 zip -r -9 Web2ExeLinux-CMD.zip Web2ExeLinux-CMD/*
-zip -r -9 Web2ExeLinux-v0.3.1b.zip Web2ExeLinux
+zip -r -9 Web2ExeLinux-${VERSION}.zip Web2ExeLinux
diff --git a/build_mac.bash b/build_mac.bash
index b85fc7c..fe0194a 100755
--- a/build_mac.bash
+++ b/build_mac.bash
@@ -1,3 +1,5 @@
+VERSION=$(cat files/version.txt)
+
 rm -rf Web2ExeMac*
 rm  files/error.log files/last_project_path.txt files/recent_files.txt
 rm -rf files/downloads/*
@@ -27,4 +29,4 @@ cp -rf files Web2Executable.app/Contents/MacOS/
 rm -rf build dist
 
 /Applications/Keka.app/Contents/Resources/keka7z a -r Web2ExeMac-CMD.zip Web2ExeMac-CMD
-/Applications/Keka.app/Contents/Resources/keka7z a -r Web2ExeMac-v0.3.1b.zip Web2Executable.app
+/Applications/Keka.app/Contents/Resources/keka7z a -r Web2ExeMac-${VERSION}.zip Web2Executable.app
diff --git a/build_windows.bat b/build_windows.bat
index 7b99707..ee9102c 100755
--- a/build_windows.bat
+++ b/build_windows.bat
@@ -17,7 +17,9 @@ del command_line_builds\files\compressors\upx-linux-x32
 
 makensis /V4 Web2Exe.nsi
 
-7z a Web2ExeWin-v0.3.1b.zip -r Web2ExeWin
+set /p Version=<version.txt
+
+7z a Web2ExeWin-%Version%.zip -r Web2ExeWin
 cd command_line_builds
 7z a ..\Web2ExeWin-CMD.zip -tzip -r *
 cd ..
diff --git a/command_line.py b/command_line.py
index 3c1c456..892027c 100644
--- a/command_line.py
+++ b/command_line.py
@@ -1,7 +1,5 @@
 '''Command line module for web2exe.'''
 
-__version__ = "v0.3.3b"
-
 import ssl
 
 try:
@@ -51,6 +49,8 @@ from configobj import ConfigObj
 
 COMMAND_LINE = True
 
+
+
 inside_packed_exe = getattr(sys, 'frozen', '')
 
 if inside_packed_exe:
@@ -65,6 +65,12 @@ def get_file(path):
     independent_path = utils.path_join(CWD, *parts)
     return independent_path
 
+__version__ = "v0.0.0"
+
+with open(get_file('files/version.txt')) as f:
+    __version__ = f.read().strip()
+
+
 TEMP_DIR = get_temp_dir()
 DEFAULT_DOWNLOAD_PATH = get_data_path('files/downloads')