diff --git a/core/plug-in/adpcm/adpcm.c b/core/plug-in/adpcm/adpcm.c
index dd1d089d..0fa64c04 100644
--- a/core/plug-in/adpcm/adpcm.c
+++ b/core/plug-in/adpcm/adpcm.c
@@ -92,6 +92,7 @@ END_CODECS
     
 BEGIN_PAYLOADS
 PAYLOAD( -1, "G726-32", 8000, 1, CODEC_G726_32, AMCI_PT_AUDIO_LINEAR )
+PAYLOAD(  2, "G721",    8000, 1, CODEC_G726_32, AMCI_PT_AUDIO_LINEAR )
 PAYLOAD( -1, "G726-24", 8000, 1, CODEC_G726_24, AMCI_PT_AUDIO_LINEAR )
 PAYLOAD( -1, "G726-40", 8000, 1, CODEC_G726_40, AMCI_PT_AUDIO_LINEAR )
 PAYLOAD( -1, "G726-16", 8000, 1, CODEC_G726_16, AMCI_PT_AUDIO_LINEAR )