diff --git a/Elwig/fetch-resources.bat b/Elwig/fetch-resources.bat
index e97b639..9bd1737 100644
--- a/Elwig/fetch-resources.bat
+++ b/Elwig/fetch-resources.bat
@@ -1,5 +1,5 @@
 ::mkdir "C:\Program Files\Elwig"
-::curl -s -L "https://github.com/emendelson/pdftoprinter/raw/main/PDFtoPrinter.exe" -z "C:\Program Files\Elwig\PDFtoPrinter.exe" -o "C:\Program Files\Elwig\PDFtoPrinter.exe"
+::curl --fail -s -L "https://github.com/emendelson/pdftoprinter/raw/main/PDFtoPrinter.exe" -z "C:\Program Files\Elwig\PDFtoPrinter.exe" -o "C:\Program Files\Elwig\PDFtoPrinter.exe"
 mkdir "C:\ProgramData\Elwig\resources"
 copy /b /y Documents\*.css "C:\ProgramData\Elwig\resources"
 copy /b /y Documents\*.cshtml "C:\ProgramData\Elwig\resources"
diff --git a/Installer/Installer.wixproj b/Installer/Installer.wixproj
index 2b1c5a5..700096e 100644
--- a/Installer/Installer.wixproj
+++ b/Installer/Installer.wixproj
@@ -25,7 +25,7 @@
     </Task>
   </UsingTask>
   <Target Name="CustomBeforeBuild" BeforeTargets="BeforeBuild">
-    <Exec Command="curl -s -L &quot;https://github.com/emendelson/pdftoprinter/raw/main/PDFtoPrinter.exe&quot; -z &quot;$(ProjectDir)\Files\PDFtoPrinter.exe&quot; -o &quot;$(ProjectDir)\Files\PDFtoPrinter.exe&quot;" />
+    <Exec Command="curl --fail -s -L &quot;https://github.com/emendelson/pdftoprinter/raw/main/PDFtoPrinter.exe&quot; -z &quot;$(ProjectDir)\Files\PDFtoPrinter.exe&quot; -o &quot;$(ProjectDir)\Files\PDFtoPrinter.exe&quot;" />
     <Exec Command="dotnet publish &quot;$(ProjectDir)\..\Elwig\Elwig.csproj&quot; &quot;/p:PublishProfile=$(ProjectDir)\..\Elwig\Properties\PublishProfiles\FolderProfile.pubxml&quot;" />
     <GetFileVersion AssemblyPath="..\Elwig\bin\Publish\Elwig.exe">
       <Output TaskParameter="Version" PropertyName="ElwigFileVersion" />
diff --git a/Setup/Setup.wixproj b/Setup/Setup.wixproj
index 2ac6372..37df337 100644
--- a/Setup/Setup.wixproj
+++ b/Setup/Setup.wixproj
@@ -5,8 +5,8 @@
     <Cultures>de-AT</Cultures>
   </PropertyGroup>
   <Target Name="CustomBeforeBuild" BeforeTargets="BeforeBuild">
-    <Exec Command="curl -s -L &quot;https://go.microsoft.com/fwlink/p/?LinkId=2124703&quot; -z &quot;$(ProjectDir)\Files\MicrosoftEdgeWebview2Setup.exe&quot; -o &quot;$(ProjectDir)\Files\MicrosoftEdgeWebview2Setup.exe&quot;" />
-    <Exec Command="curl -s -L &quot;https://aka.ms/vs/17/release/vc_redist.x86.exe&quot; -z &quot;$(ProjectDir)\Files\VC_redist.x86.exe&quot; -o &quot;$(ProjectDir)\Files\VC_redist.x86.exe&quot;" />
+    <Exec Command="curl --fail -s -L &quot;https://go.microsoft.com/fwlink/p/?LinkId=2124703&quot; -z &quot;$(ProjectDir)\Files\MicrosoftEdgeWebview2Setup.exe&quot; -o &quot;$(ProjectDir)\Files\MicrosoftEdgeWebview2Setup.exe&quot;" />
+    <Exec Command="curl --fail -s -L &quot;https://aka.ms/vs/17/release/vc_redist.x86.exe&quot; -z &quot;$(ProjectDir)\Files\VC_redist.x86.exe&quot; -o &quot;$(ProjectDir)\Files\VC_redist.x86.exe&quot;" />
     <PropertyGroup>
       <DefineConstants>ElwigProjectDir=..\Elwig</DefineConstants>
     </PropertyGroup>
diff --git a/Tests/fetch-resources.bat b/Tests/fetch-resources.bat
index f740a35..ccc8ca7 100644
--- a/Tests/fetch-resources.bat
+++ b/Tests/fetch-resources.bat
@@ -1 +1 @@
-curl -s -L "https://elwig.at/files/create.sql?v=19" -u "elwig:ganzGeheim123!" -o "Resources\Sql\Create.sql"
+curl --fail -s -L "https://elwig.at/files/create.sql?v=19" -u "elwig:ganzGeheim123!" -o "Resources\Sql\Create.sql"