diff --git a/installer/build.ps1 b/installer/build.ps1
index 63b9df46..8576e484 100644
--- a/installer/build.ps1
+++ b/installer/build.ps1
@@ -28,7 +28,7 @@ Copy-Item -Force $PathToExecutable Work/windows_exporter.exe
 Write-Verbose "Creating windows_exporter-${Version}-${Arch}.msi"
 $wixArch = @{"amd64" = "x64"; "arm64" = "arm64"}[$Arch]
 
-Invoke-Expression "wix build -arch $wixArch -o .\windows_exporter-$($Version)-$($Arch).msi .\files.wxs .\main.wxs -d ProductName=windows_exporter -d Version=$($MsiVersion) -ext WixToolset.Firewall.wixext -ext WixToolset.UI.wixext -ext WixToolset.Util.wixext"
+Invoke-Expression "wix build -sw1149 -arch $wixArch -o .\windows_exporter-$($Version)-$($Arch).msi .\files.wxs .\main.wxs -d ProductName=windows_exporter -d Version=$($MsiVersion) -ext WixToolset.Firewall.wixext -ext WixToolset.UI.wixext -ext WixToolset.Util.wixext"
 
 Write-Verbose "Done!"
 Pop-Location
diff --git a/installer/main.wxs b/installer/main.wxs
index 21a182e1..dee64094 100644
--- a/installer/main.wxs
+++ b/installer/main.wxs
@@ -43,6 +43,9 @@
                             Property="OLDERVERSIONBEINGUPGRADED" />
         </Upgrade>
 
+        <CustomAction Id="CheckExtraFlags"
+                      Error="The parameter '--config.file' must not be included in EXTRA_FLAGS. Use CONFIG_FILE instead. Please remove it and try again." />
+
         <CustomAction Id="set_maintenance" Property="MAINTENANCE" Value="true" />
 
         <!-- Set to reinstall all features. -->
@@ -97,6 +100,9 @@
             <Custom Action="set_reinstallmode_property" Before="LaunchConditions" Condition="MAINTENANCE"/>
             <Custom Action="CreateConfigFile" Before="InstallServices" Condition="ConfigFile_NonDefault OR ConfigFile_Default" />
             <Custom Action="KillProcess" Before="RemoveFiles" />
+
+            <Custom Action="CheckExtraFlags" Before="InstallInitialize"
+                    Condition="EXTRA_FLAGS AND (EXTRA_FLAGS&gt;&lt;&quot;--config.file&quot;)" />
         </InstallExecuteSequence>
 
         <Media Id="1" Cabinet="windows_exporter.cab" EmbedCab="yes"  />