diff --git a/configure b/configure
index ea0a71c2..2d785792 100755
--- a/configure
+++ b/configure
@@ -6709,7 +6709,7 @@ $as_echo "$as_me: WARNING: Your processor does not support AVX2 instructions" >&
 
 $as_echo "#define AVX512 1" >>confdefs.h
 
-       supported=yes
+       supported="cross compilation"
      ;;
      *)
      as_fn_error $? "${ac_SIMD} unsupported --enable-simd option" "$LINENO" 5;
diff --git a/configure.ac b/configure.ac
index 00622bb8..1edb3e33 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3,7 +3,7 @@
 #
 # Project Grid package  
 # 
-# Time-stamp: <2015-05-27 18:29:04 neo>
+# Time-stamp: <2015-05-27 18:51:47 neo>
 
 AC_PREREQ([2.63])
 AC_INIT([Grid], [1.0], [paboyle@ph.ed.ac.uk])
@@ -106,7 +106,7 @@ case ${ac_SIMD} in
      AVX512|MIC)
        echo Configuring for AVX512 and MIC
        AC_DEFINE([AVX512],[1],[AVX512] )
-       supported=yes
+       supported="cross compilation"
      ;;
      *)
      AC_MSG_ERROR([${ac_SIMD} unsupported --enable-simd option]);