diff --git a/Examples/otel-dotnet/Program.cs b/Examples/otel-dotnet/Program.cs
index 2d6b370ab5..745a026d12 100644
--- a/Examples/otel-dotnet/Program.cs
+++ b/Examples/otel-dotnet/Program.cs
@@ -28,8 +28,7 @@ builder.Logging.AddOpenTelemetry(logging =>
         .AddConsoleExporter()
         .AddOtlpExporter(opt =>
         {
-        
-
+            opt.Protocol = OpenTelemetry.Exporter.OtlpExportProtocol.HttpProtobuf;
             System.Console.WriteLine($"OTLP Exporter is using {opt.Protocol} protocol and endpoint {opt.Endpoint}");
         });
 });
@@ -43,7 +42,7 @@ builder.Services.AddOpenTelemetry()
         .AddConsoleExporter()
          .AddOtlpExporter(opt =>
                 {
-                   
+                   opt.Protocol = OpenTelemetry.Exporter.OtlpExportProtocol.HttpProtobuf;
 
                     System.Console.WriteLine($"OTLP Exporter is using {opt.Protocol} protocol and endpoint {opt.Endpoint}");
                 }));
@@ -65,8 +64,7 @@ builder.Services.AddOpenTelemetry()
         })
          .AddOtlpExporter(opt =>
                 {
-                   
-
+                    opt.Protocol = OpenTelemetry.Exporter.OtlpExportProtocol.HttpProtobuf;
                     System.Console.WriteLine($"OTLP Exporter is using {opt.Protocol} protocol and endpoint {opt.Endpoint}");
 
                 }));
diff --git a/Examples/otel-dotnet/bin/Debug/net6.0/otel-dotnet.dll b/Examples/otel-dotnet/bin/Debug/net6.0/otel-dotnet.dll
index 91e729354c..fbb45c68f7 100644
Binary files a/Examples/otel-dotnet/bin/Debug/net6.0/otel-dotnet.dll and b/Examples/otel-dotnet/bin/Debug/net6.0/otel-dotnet.dll differ
diff --git a/Examples/otel-dotnet/bin/Debug/net6.0/otel-dotnet.pdb b/Examples/otel-dotnet/bin/Debug/net6.0/otel-dotnet.pdb
index fc0453c0cf..995ae84434 100644
Binary files a/Examples/otel-dotnet/bin/Debug/net6.0/otel-dotnet.pdb and b/Examples/otel-dotnet/bin/Debug/net6.0/otel-dotnet.pdb differ
diff --git a/Examples/otel-dotnet/obj/Debug/net6.0/otel-dotnet.dll b/Examples/otel-dotnet/obj/Debug/net6.0/otel-dotnet.dll
index 91e729354c..fbb45c68f7 100644
Binary files a/Examples/otel-dotnet/obj/Debug/net6.0/otel-dotnet.dll and b/Examples/otel-dotnet/obj/Debug/net6.0/otel-dotnet.dll differ
diff --git a/Examples/otel-dotnet/obj/Debug/net6.0/otel-dotnet.pdb b/Examples/otel-dotnet/obj/Debug/net6.0/otel-dotnet.pdb
index fc0453c0cf..995ae84434 100644
Binary files a/Examples/otel-dotnet/obj/Debug/net6.0/otel-dotnet.pdb and b/Examples/otel-dotnet/obj/Debug/net6.0/otel-dotnet.pdb differ
diff --git a/Examples/otel-dotnet/obj/staticwebassets.pack.sentinel b/Examples/otel-dotnet/obj/staticwebassets.pack.sentinel
index 0927a334ea..a91dbe7a17 100644
--- a/Examples/otel-dotnet/obj/staticwebassets.pack.sentinel
+++ b/Examples/otel-dotnet/obj/staticwebassets.pack.sentinel
@@ -46,3 +46,6 @@
 2.0
 2.0
 2.0
+2.0
+2.0
+2.0
diff --git a/Nginx/default.conf.template b/Nginx/default.conf.template
index 81b2717828..2ed844dc9f 100644
--- a/Nginx/default.conf.template
+++ b/Nginx/default.conf.template
@@ -325,8 +325,20 @@ server {
         proxy_pass http://accounts;
     }
 
-    location /opentelemetry-collector {
-        grpc_pass grpc://${SERVER_OTEL_COLLECTOR_HOSTNAME}:${OTEL_COLLECTOR_GRPC_PORT};
+    location /opentelemetry-collector/ {
+
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme; 
+
+        # enable WebSockets (for ws://sockjs not connected error in the accounts source: https://stackoverflow.com/questions/41381444/websocket-connection-failed-error-during-websocket-handshake-unexpected-respon)
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection "upgrade";
+
+
+        proxy_pass http://opentelemetry-collector/;
     }
 
     location /notification {