diff --git a/configure.ac b/configure.ac
index 7bc05b621..5283562a4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -594,7 +594,7 @@ AC_ARG_ENABLE(int10-module,     AS_HELP_STRING([--enable-int10-module], [Build X
 
 dnl DDXes.
 AC_ARG_ENABLE(xorg,    	      AS_HELP_STRING([--enable-xorg], [Build Xorg server (default: auto)]), [XORG=$enableval], [XORG=auto])
-AC_ARG_ENABLE(dmx,    	      AS_HELP_STRING([--enable-dmx], [Build DMX server (default: no)]), [DMX=$enableval], [DMX=auto])
+AC_ARG_ENABLE(dmx,    	      AS_HELP_STRING([--enable-dmx], [Build DMX server (default: auto)]), [DMX=$enableval], [DMX=auto])
 AC_ARG_ENABLE(xvfb,    	      AS_HELP_STRING([--enable-xvfb], [Build Xvfb server (default: yes)]), [XVFB=$enableval], [XVFB=yes])
 AC_ARG_ENABLE(xnest,   	      AS_HELP_STRING([--enable-xnest], [Build Xnest server (default: yes)]), [XNEST=$enableval], [XNEST=yes])
 AC_ARG_ENABLE(xquartz,        AS_HELP_STRING([--enable-xquartz], [Build Xquartz server for OS-X (default: auto)]), [XQUARTZ=$enableval], [XQUARTZ=auto])