diff --git a/epan/dissectors/asn1/mpeg-pes/mpeg-pes.cnf b/epan/dissectors/asn1/mpeg-pes/mpeg-pes.cnf
index db05b98e6e..9b8eec85f6 100644
--- a/epan/dissectors/asn1/mpeg-pes/mpeg-pes.cnf
+++ b/epan/dissectors/asn1/mpeg-pes/mpeg-pes.cnf
@@ -11,4 +11,5 @@ Stream/must-be-zero ABBREV=stream.must-be-zero
 PES/stream TYPE=FT_UINT8 DISPLAY=BASE_HEX
 Pack/program-mux-rate TYPE=FT_UINT32 DISPLAY=BASE_DEC
 Stream/length TYPE=FT_UINT16 DISPLAY=BASE_DEC
+Stream/scrambling-control TYPE=FT_UINT8 BITMASK=0x30
 #.END