diff --git a/ext/flac/gstflacenc.c b/ext/flac/gstflacenc.c
index e9cbc7ca86..8c94a5763e 100644
--- a/ext/flac/gstflacenc.c
+++ b/ext/flac/gstflacenc.c
@@ -653,7 +653,7 @@ gst_flac_enc_getcaps (GstAudioEncoder * enc, GstCaps * filter)
 
         gst_audio_channel_positions_to_mask (channel_positions[i - 1], i,
             &channel_mask);
-        gst_structure_set (s, "channels", G_TYPE_INT, 1, "channel-mask",
+        gst_structure_set (s, "channels", G_TYPE_INT, i, "channel-mask",
             GST_TYPE_BITMASK, channel_mask, NULL);
       }