diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt
index 27126c4..936699e 100644
--- a/Documentation/sound/alsa/ALSA-Configuration.txt
+++ b/Documentation/sound/alsa/ALSA-Configuration.txt
@@ -891,6 +891,7 @@
 		      access but isn't required by the HDA spec and prevents
 		      users from specifying exact period/buffer sizes.
 		      (default = on)
+    snoop	- Enable/disable snooping (default = on)
 
     This module supports multiple cards and autoprobe.