diff --git a/hcache/hcachever.sh b/hcache/hcachever.sh
index c5343a3016d..d4194c0d57e 100755
--- a/hcache/hcachever.sh
+++ b/hcache/hcachever.sh
@@ -61,7 +61,7 @@ md5prog () {
   openssl=`which openssl`
   if [ $? = 0 ];then
     # Check that openssl supports the -r option (requires version 1.1.0)
-    echo test | openssl md5 -r 2&> /dev/null
+    echo test | openssl md5 -r > /dev/null 2>&1
     if [ $? = 0 ]; then
       echo "$openssl md5 -r"
       return