diff --git a/configure b/configure
index 7a3b9e786f..af53b91902 100755
--- a/configure
+++ b/configure
@@ -3003,6 +3003,7 @@ NEED_SHMEM        = $need_shmem
 
 # features
 ALSA = $_alsa
+AUDIO_INPUT = $_audio_input
 CACA = $_caca
 CDDA = $_cdda
 CDDB = $_cddb