diff --git a/otel_collector/otelcol-config.yml b/otel_collector/otelcol-config.yml
index 0f0e1ea..85d5ec2 100644
--- a/otel_collector/otelcol-config.yml
+++ b/otel_collector/otelcol-config.yml
@@ -2,8 +2,6 @@ receivers:
   otlp:
     protocols:
       grpc:
-        tls:
-          insecure: true
         endpoint: 0.0.0.0:4317
       http:
         endpoint: 0.0.0.0:4318