diff --git a/esphome/components/web_server_idf/multipart_parser.h b/esphome/components/web_server_idf/multipart_parser.h
index c0a36f95e9..878c54be05 100644
--- a/esphome/components/web_server_idf/multipart_parser.h
+++ b/esphome/components/web_server_idf/multipart_parser.h
@@ -10,6 +10,7 @@ namespace esphome {
 namespace web_server_idf {
 
 // Multipart form data parser for ESP-IDF
+// Implements RFC 7578 compliant multipart/form-data parsing
 class MultipartParser {
  public:
   static constexpr const char *MULTIPART_BOUNDARY_PREFIX = "--";