diff --git a/packages/thunderbird-config.xml b/packages/thunderbird-config.xml
index 2ed74aa..e9dd313 100644
--- a/packages/thunderbird-config.xml
+++ b/packages/thunderbird-config.xml
@@ -2,7 +2,7 @@
 <packages>
     <package id="thunderbird-config" 
              name="Configuration Thunderbird"
-             revision="1" 
+             revision="2" 
              priority="10" 
              reboot="false">
 
@@ -11,12 +11,12 @@
         <variable architecture='x86' name='PROG' value='%PROGRAMFILES%\Mozilla Thunderbird' />
         <variable architecture='x64' name='PROG' value='%PROGRAMFILES(x86)%\Mozilla Thunderbird' />
 
-        <install cmd='copy /Y %SOFTWARE%\thunderbird\autoconf.js %PROG%\defaults\pref\' />
-        <install cmd='copy /Y %SETTINGS%\thunderbird\thunderbird.cfg %PROG%\' />
+        <install cmd='copy /Y "%SOFTWARE%\thunderbird\autoconf.js" "%PROG%\defaults\pref\"' />
+        <install cmd='copy /Y "%SETTINGS%\thunderbird\thunderbird.cfg" "%PROG%\"' />
 
         <upgrade include="install" />
 
-        <remove cmd='del /F %PROG%\defaults\pref\autoconf.js' />
-        <remove cmd='del /F %PROG%\thunderbird.cfg' />
+        <remove cmd='del /F "%PROG%\defaults\pref\autoconf.js"' />
+        <remove cmd='del /F "%PROG%\thunderbird.cfg"' />
     </package>
 </packages>
diff --git a/wpkg-thunderbird-config.spec b/wpkg-thunderbird-config.spec
index 1bf9215..a95acc3 100644
--- a/wpkg-thunderbird-config.spec
+++ b/wpkg-thunderbird-config.spec
@@ -1,6 +1,6 @@
 %define package thunderbird-config
 %define version 0.1
-%define release 1.beta0
+%define release 1.beta1
 
 Name:           wpkg-%{package}
 Version:        %{version}