diff --git a/dev/opentelemetry-lwt/Opentelemetry_lwt/Trace/index.html b/dev/opentelemetry-lwt/Opentelemetry_lwt/Trace/index.html
index 771bfb21..3ec072a6 100644
--- a/dev/opentelemetry-lwt/Opentelemetry_lwt/Trace/index.html
+++ b/dev/opentelemetry-lwt/Opentelemetry_lwt/Trace/index.html
@@ -18,6 +18,7 @@
?kind:Span.kind ->
?trace_id:Trace_id.t ->
?parent:Span.id ->
+ ?scope:scope ->
?links:(Opentelemetry.Trace_id.t * Opentelemetry.Span_id.t * string) list ->
string ->
( Opentelemetry.Trace.scope -> 'a Lwt.t ) ->
diff --git a/dev/opentelemetry/Opentelemetry/Trace/index.html b/dev/opentelemetry/Opentelemetry/Trace/index.html
index afe0ad08..020716c6 100644
--- a/dev/opentelemetry/Opentelemetry/Trace/index.html
+++ b/dev/opentelemetry/Opentelemetry/Trace/index.html
@@ -18,6 +18,7 @@
?kind:Span.kind ->
?trace_id:Trace_id.t ->
?parent:Span.id ->
+ ?scope:scope ->
?links:(Trace_id.t * Span_id.t * string) list ->
string ->
( scope -> 'a ) ->