diff --git a/configure b/configure
index 8c50d78f87..f2ee87c0d6 100755
--- a/configure
+++ b/configure
@@ -2624,7 +2624,7 @@ done
 if test "$modules" = yes; then
     shacmd_probe="sha1sum sha1 shasum"
     for c in $shacmd_probe; do
-        if which $c &>/dev/null; then
+        if which $c >/dev/null 2>&1; then
             shacmd="$c"
             break
         fi