diff --git a/doc/html/macro.html b/doc/html/macro.html
index ea790a3d..e12e96e0 100644
--- a/doc/html/macro.html
+++ b/doc/html/macro.html
@@ -68,7 +68,7 @@ Define or print a macro called char
 
       Buttons are treated just like keys for the purpose of
       defining macros.  While the official names for buttons
-      in <TT>keysymdef.h</TT> are "<B>XK_Pointer_Button_1</B>",
+      in <TT>keysymdef.h</TT> are "<B>XK_Pointer_Button1</B>",
       etc., the <B>macro</B> command accepts the abbreviated
       forms <B>Button1</B>, and so forth. <P>