diff --git a/EnvelopeGenerator.API/EnvelopeGenerator.API.csproj b/EnvelopeGenerator.API/EnvelopeGenerator.API.csproj
index ab02c37c..2fff2eef 100644
--- a/EnvelopeGenerator.API/EnvelopeGenerator.API.csproj
+++ b/EnvelopeGenerator.API/EnvelopeGenerator.API.csproj
@@ -10,9 +10,9 @@
     <Authors>Digital Data GmbH</Authors>
     <Company>Digital Data GmbH</Company>
     <Product>EnvelopeGenerator.GeneratorAPI</Product>
-    <Version>1.3.0</Version>
-    <FileVersion>1.3.0</FileVersion>
-    <AssemblyVersion>1.3.0</AssemblyVersion>
+    <Version>1.3.1</Version>
+    <FileVersion>1.3.1</FileVersion>
+    <AssemblyVersion>1.3.1</AssemblyVersion>
     <PackageOutputPath>Copyright © 2025 Digital Data GmbH. All rights reserved.</PackageOutputPath>
 	<DocumentationFile>bin\$(Configuration)\$(TargetFramework)\$(AssemblyName).xml</DocumentationFile>
   </PropertyGroup>
diff --git a/EnvelopeGenerator.API/Program.cs b/EnvelopeGenerator.API/Program.cs
index 191ff444..cc306a17 100644
--- a/EnvelopeGenerator.API/Program.cs
+++ b/EnvelopeGenerator.API/Program.cs
@@ -329,15 +329,7 @@ try
     app.MapControllers();
 
     // Catch-all YARP proxy — only forward requests that are not swagger/scalar/openapi paths.
-    app.MapWhen(
-        ctx =>
-        {
-            var path = ctx.Request.Path.Value ?? string.Empty;
-            return !path.StartsWith("/swagger", StringComparison.OrdinalIgnoreCase) &&
-                   !path.StartsWith("/scalar", StringComparison.OrdinalIgnoreCase) &&
-                   !path.StartsWith("/openapi", StringComparison.OrdinalIgnoreCase);
-        },
-        branch => branch.UseRouting().UseEndpoints(e => e.MapReverseProxy()));
+    app.MapReverseProxy();
 
     app.Run();
 }