diff --git a/README b/README
index 9be3397..8b4e9d1 100644
--- a/README
+++ b/README
@@ -36,7 +36,6 @@ The following single key commands can be used during the playback:
             !         =>  unmute all channels
             ?         =>  display available commands
             X         =>  display current mixer type
-            x         =>  enable classic mixers
             Z         =>  display current sequence
             z         =>  toggle subsong explorer mode
             l         =>  toggle loop mode
diff --git a/src/xmp.1 b/src/xmp.1
index f78b69e..b348859 100644
--- a/src/xmp.1
+++ b/src/xmp.1
@@ -231,8 +231,6 @@ Unmute all channels\&.
 Display available commands\&.
 .IP "\fBX\fP" 
 Display current mixer type\&.
-.IP "\fBx\fP" 
-Enable classic mixers (if available)\&.
 .IP "\fBZ\fP" 
 Display current sequence\&.
 .IP "\fBz\fP"