diff --git a/src/components/ContactDetail.svelte b/src/components/ContactDetail.svelte
index 6777bcb0..736f3b54 100644
--- a/src/components/ContactDetail.svelte
+++ b/src/components/ContactDetail.svelte
@@ -76,6 +76,8 @@
           Object.assign(original_data, editable);
           original_data = editable;
           Object.assign(original_data, editable);
+          editable.address_checked = editable.address.address1 !== null;
+          original_data.address_checked = editable.address.address1 !== null;
           Toastify({
             text: $_("updated-contact"),
             duration: 2500,