--- a/src/app/srs_app_rtc_sdp.hpp	2026-07-22 07:52:49.580399183 +0200
+++ b/src/app/srs_app_rtc_sdp.hpp	2026-07-22 07:53:22.570081356 +0200
@@ -12,6 +12,7 @@
 
 #include <stdint.h>
 
+#include <sstream>
 #include <string>
 #include <vector>
 #include <map>
--- a/src/protocol/srs_protocol_http_stack.hpp	2026-07-22 07:44:17.429333319 +0200
+++ b/src/protocol/srs_protocol_http_stack.hpp	2026-07-22 07:44:49.640022997 +0200
@@ -13,6 +13,7 @@
 
 #include <map>
 #include <string>
+#include <sstream>
 #include <vector>
 
 // For srs-librtmp, @see https://github.com/ossrs/srs/issues/213