diff --git a/charts/json-server/templates/configmap.yaml b/charts/json-server/templates/configmap.yaml
index 7f87098..da0182a 100644
--- a/charts/json-server/templates/configmap.yaml
+++ b/charts/json-server/templates/configmap.yaml
@@ -64,8 +64,8 @@ data:
       esac
     done
 
-    [ $(curl -kLs -w "%{http_code}" -o /dev/null https://$URL) != 200 ] && {
-      echo 'Could not connect to' $URL
+    [[ $(getent hosts $URL) ]] || {
+      echo 'Could not resolve' $URL
       exit 1
     }