diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 4e77c597e..f1ac0877e 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,7 @@
+2005-02-23  Eric Blake  <ebb9@byu.net>
+
+	* devices.in (parsedisk): Fix typo.
+
 2005-02-23  Corinna Vinschen  <corinna@vinschen.de>
 
 	* cygwin.din (getpeereid): Export.
diff --git a/winsup/cygwin/devices.in b/winsup/cygwin/devices.in
index 31a84e23a..05c551655 100644
--- a/winsup/cygwin/devices.in
+++ b/winsup/cygwin/devices.in
@@ -140,7 +140,7 @@ device::parsedisk (int drive, int part)
   else
     {
       base = DEV_SD1_MAJOR;
-      drive -= 'q' - 'q';
+      drive -= 'q' - 'a';
     }
   parse (base, part + (drive * 16));
 }