diff --git a/configure b/configure
index 8a59262299..74dbb6cdcc 100755
--- a/configure
+++ b/configure
@@ -1618,6 +1618,7 @@ rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
 sap_demuxer_select="sdp_demuxer"
 sap_muxer_select="rtp_muxer rtp_protocol"
 sdp_demuxer_select="rtpdec"
+smoothstreaming_muxer_select="ismv_muxer"
 spdif_muxer_select="aac_parser"
 tg2_muxer_select="mov_muxer"
 tgp_muxer_select="mov_muxer"