diff --git a/mailpoet/assets/js/src/marketing_optin_block/editor.scss b/mailpoet/assets/js/src/marketing_optin_block/editor.scss
index dcdb7496b6..50ae11a93a 100644
--- a/mailpoet/assets/js/src/marketing_optin_block/editor.scss
+++ b/mailpoet/assets/js/src/marketing_optin_block/editor.scss
@@ -11,6 +11,8 @@
 
   .wc-block-components-checkbox {
     margin-top: 0 !important;
+    pointer-events: none;
+    user-select: none;
   }
 }