diff --git a/ddtrace/tracer/option.go b/ddtrace/tracer/option.go
index cf5a8efbae..952f13f94c 100644
--- a/ddtrace/tracer/option.go
+++ b/ddtrace/tracer/option.go
@@ -244,6 +244,7 @@ func WithSampler(s Sampler) StartOption {
 }
 
 // WithHTTPRoundTripper is deprecated. Please consider using WithHTTPClient instead.
+// The function allows customizing the underlying HTTP transport for emitting spans. 
 func WithHTTPRoundTripper(r http.RoundTripper) StartOption {
 	return WithHTTPClient(&http.Client{
 		Transport: r,