diff --git a/windows/OpenLP-base.wxs b/windows/OpenLP-base.wxs
index 11ad320..7ceb05e 100644
--- a/windows/OpenLP-base.wxs
+++ b/windows/OpenLP-base.wxs
@@ -7,11 +7,11 @@
       Comments="OpenLP is open source under the GNU General Public License" Manufacturer="OpenLP Developers"
       InstallerVersion="251" Languages="1033" Compressed="yes" SummaryCodepage="1252" Platform="%(platform)s"/>
     <Condition Message="You need to be an administrator to install this product.">Privileged</Condition>
-    <Media Id="1" Cabinet="openlp.cab" EmbedCab="yes"/>
+    <Media Id="1" Cabinet="openlp.cab" EmbedCab="yes" CompressionLevel="high"/>
     <Property Id="WIXUI_INSTALLDIR" Value="INSTALLDIR" />
     <Property Id="ARPPRODUCTICON" Value="OpenLP.ico" />
     <Property Id="WIXUI_EXITDIALOGOPTIONALCHECKBOXTEXT" Value="Launch OpenLP" />
-    <Property Id="WixShellExecTarget" Value="[#file_OpenLP.exe]" />
+    <Property Id="WixShellExecTarget" Value="[#file_e368869eb54b01e2288a3359b1cf51f8]" />
     <CustomAction Id="LaunchApplication" BinaryKey="WixCA" DllEntry="WixShellExec" Impersonate="yes" />
     <UI>
       <UIRef Id="WixUI_InstallDir" />