diff --git a/elements/cache-url/bin/cache-url b/elements/cache-url/bin/cache-url
index a31a8e49..1429c40f 100755
--- a/elements/cache-url/bin/cache-url
+++ b/elements/cache-url/bin/cache-url
@@ -35,10 +35,10 @@ else
 fi
 
 rcode=$(curl -o $tmp -w '%{http_code}' $url $time_cond)
-if [ "$rcode"  == "200" ] ; then
+if [ "$rcode" = "200" ] ; then
     echo $success
     mv $tmp $dest
-elif [ "$rcode" == "304" ] ; then
+elif [ "$rcode" = "304" ] ; then
     echo "Server copy has not changed. Using locally cached $url"
     rm -f $tmp
 else