diff --git a/examples/self-diagnostics/otel-collector-config.yaml b/examples/self-diagnostics/otel-collector-config.yaml
index 1c6d258426..3b75f515c0 100644
--- a/examples/self-diagnostics/otel-collector-config.yaml
+++ b/examples/self-diagnostics/otel-collector-config.yaml
@@ -8,7 +8,9 @@ receivers:
   otlp:
     protocols:
       grpc:
+        endpoint: 0.0.0.0:4317
       http:
+        endpoint: 0.0.0.0:4318
 
 exporters:
   debug: