diff --git a/doc/atmos.sgml b/doc/atmos.sgml
index 887115df7..1e198bade 100644
--- a/doc/atmos.sgml
+++ b/doc/atmos.sgml
@@ -117,7 +117,7 @@ No extended memory drivers are currently available for the Atmos.
 <descrip>
 
   <tag><tt/atmos-pase.joy/</tag>
-  Supports two standard joystick connected to the P.A.S.E. interface of the Atmos.
+  Supports two standard joysticks connected to the P.A.S.E. interface of the Atmos.
 
 </descrip><p>