diff --git a/gravity.sh b/gravity.sh
index 5097e050..c6fbca53 100755
--- a/gravity.sh
+++ b/gravity.sh
@@ -186,7 +186,7 @@ function gravity_spinup() {
                 # Default is a simple request
                 *) cmd_ext=""
         esac
-        gravity_transport $url $cmd_ext $agent
+        gravity_transport "$url" "$cmd_ext" "$agent"
 	done
 }