diff --git a/admin/acinclude.m4.in b/admin/acinclude.m4.in
index d596095..eaac598 100644
--- a/admin/acinclude.m4.in
+++ b/admin/acinclude.m4.in
@@ -3431,6 +3431,8 @@ AC_DEFUN([AC_CHECK_COMPILERS],
 
   AC_PROG_CPP
 
+  AC_C_BIGENDIAN
+
   if test "$GCC" = "yes"; then
     if test "$kde_use_debug_code" != "no"; then
       if test $kde_use_debug_code = "full"; then