diff --git a/app/xenodm/configure.ac b/app/xenodm/configure.ac
index 76702564e..c08f744ef 100644
--- a/app/xenodm/configure.ac
+++ b/app/xenodm/configure.ac
@@ -198,8 +198,6 @@ XDMGREET_LIBS="$XDMGREET_LIBS $XENODM_TOOLKIT_LIBS $DMCP_LIBS $GREETER_LIBS"
 XENODM_CFLAGS="$XENODM_CFLAGS $DMCP_CFLAGS $XLIB_CFLAGS $AUTH_CFLAGS $STATIC_GREETER_CFLAGS"
 XENODM_LIBS="$XENODM_LIBS $DMCP_LIBS"
 
-AC_CHECK_LIB(Xdmcp, XdmcpWrap, [xdmauth="yes"], [xdmauth="no"], [$DMCP_LIBS])
-
 AC_SUBST(XENODM_CFLAGS)
 AC_SUBST(XENODM_LIBS)