diff --git a/src/stirling/source_connectors/socket_tracer/protocols/mongodb/types.h b/src/stirling/source_connectors/socket_tracer/protocols/mongodb/types.h
index 673349ada60..f700597e6d2 100644
--- a/src/stirling/source_connectors/socket_tracer/protocols/mongodb/types.h
+++ b/src/stirling/source_connectors/socket_tracer/protocols/mongodb/types.h
@@ -182,6 +182,9 @@ struct ProtocolTraits : public BaseProtocolTraits<Record> {
 };
 
 }  // namespace mongodb
+
+template <>
+mongodb::stream_id_t GetStreamID(mongodb::Frame* frame);
 }  // namespace protocols
 }  // namespace stirling
 }  // namespace px