diff --git a/build-and-test.sh b/build-and-test.sh
index 6cf358f..a1e75f9 100755
--- a/build-and-test.sh
+++ b/build-and-test.sh
@@ -5,7 +5,7 @@ set -x
 
 autoreconf -i
 
-if [ "x$LIBUSB" = "xwindows" ]; then
+if [ "x$ARCH" != "x" ]; then
     ./configure
     touch ChangeLog
     make dist