diff --git a/tests/ffserver.conf b/tests/ffserver.conf
index 1e7a685b93..ae35d7f5da 100644
--- a/tests/ffserver.conf
+++ b/tests/ffserver.conf
@@ -173,6 +173,8 @@ PreRoll 10
 StartSendOnKey
 MaxTime 100
 
+AVOptionVideo flags +global_header
+
 Metadata title "Test data stream"
 
 </Stream>
@@ -195,6 +197,8 @@ PreRoll 20
 StartSendOnKey
 MaxTime 100
 
+AVOptionVideo flags +global_header
+
 Metadata title "Test data stream"
 
 </Stream>