diff --git a/dotnet/src/dotnetcore/GxClasses.Web/Middleware/GXRouting.cs b/dotnet/src/dotnetcore/GxClasses.Web/Middleware/GXRouting.cs
index ccaf7d06f..f5a154df7 100644
--- a/dotnet/src/dotnetcore/GxClasses.Web/Middleware/GXRouting.cs
+++ b/dotnet/src/dotnetcore/GxClasses.Web/Middleware/GXRouting.cs
@@ -410,9 +410,9 @@ public GxRestWrapper GetController(HttpContext context, ControllerInfo controlle
 			else
 			{
 				string controllerLower = controller.ToLower();
-				string svcFile = Path.Combine(ContentRootPath, $"{controller}.svc");
+				string svcFile = Path.GetFullPath(Path.Combine(ContentRootPath, $"{controller}.svc"));
 				if (!File.Exists(svcFile))
-					svcFile = Path.Combine(ContentRootPath, $"{controllerLower}.svc");
+					svcFile = Path.GetFullPath(Path.Combine(ContentRootPath, $"{controllerLower}.svc"));
 				if (File.Exists(svcFile))
 				{
 					string[] controllerAssemblyQualifiedName = new string(File.ReadLines(svcFile).First().SkipWhile(c => c != '"')