diff --git a/cmd/collector/app/flags/flags.go b/cmd/collector/app/flags/flags.go
index 8b3203b853c..c77814267d7 100644
--- a/cmd/collector/app/flags/flags.go
+++ b/cmd/collector/app/flags/flags.go
@@ -194,9 +194,9 @@ func AddFlags(flags *flag.FlagSet) {
 	addGRPCFlags(flags, grpcServerFlagsCfg, ports.PortToHostPort(ports.CollectorGRPC))
 
 	flags.Bool(flagCollectorOTLPEnabled, true, "Enables OpenTelemetry OTLP receiver on dedicated HTTP and gRPC ports")
-	addHTTPFlags(flags, otlpServerFlagsCfg.HTTP, "")
+	addHTTPFlags(flags, otlpServerFlagsCfg.HTTP, ":4318")
 	corsOTLPFlags.AddFlags(flags)
-	addGRPCFlags(flags, otlpServerFlagsCfg.GRPC, "")
+	addGRPCFlags(flags, otlpServerFlagsCfg.GRPC, ":4317")
 
 	flags.String(flagZipkinHTTPHostPort, "", "The host:port (e.g. 127.0.0.1:9411 or :9411) of the collector's Zipkin server (disabled by default)")
 	flags.Bool(flagZipkinKeepAliveEnabled, true, "KeepAlive configures allow Keep-Alive for Zipkin HTTP server (enabled by default)")
diff --git a/examples/hotrod/docker-compose.yml b/examples/hotrod/docker-compose.yml
index 8a0e2a90368..250f78f82b8 100644
--- a/examples/hotrod/docker-compose.yml
+++ b/examples/hotrod/docker-compose.yml
@@ -12,10 +12,6 @@ services:
       - "4318:4318"
     environment:
       - LOG_LEVEL=debug
-      # Since v0.105 the OTEL Collector components default hostname to 'localhost'.
-      # However, that does not work inside a Docker container, so we listen on all IPs.
-      - COLLECTOR_OTLP_GRPC_HOST_PORT=0.0.0.0:4317
-      - COLLECTOR_OTLP_HTTP_HOST_PORT=0.0.0.0:4318
     networks:
       - jaeger-example
   hotrod: