diff --git a/gravity.sh b/gravity.sh
index 4ce532fc..19458c16 100755
--- a/gravity.sh
+++ b/gravity.sh
@@ -745,7 +745,7 @@ gravity_DownloadBlocklistFromUrl() {
   fi
 
   if [[ "${download}" == true ]]; then
-    httpCode=$(curl --connect-timeout ${curl_connect_timeout} -s -L "${compression}" "${customUpstreamResolver}" "${modifiedOptions[@]}" -w "%{http_code}" "${url}" -o "${listCurlBuffer}" 2>/dev/null)
+    httpCode=$(curl --connect-timeout ${curl_connect_timeout} -s -L ${compression:+${compression}} ${customUpstreamResolver:+${customUpstreamResolver}} "${modifiedOptions[@]}" -w "%{http_code}" "${url}" -o "${listCurlBuffer}" 2>/dev/null)
   fi
 
   case $url in