diff --git a/frontend/js/app/nginx/certificates/form.js b/frontend/js/app/nginx/certificates/form.js
index d5d3acd..65a54b6 100644
--- a/frontend/js/app/nginx/certificates/form.js
+++ b/frontend/js/app/nginx/certificates/form.js
@@ -251,7 +251,7 @@ module.exports = Mn.View.extend({
                     text:  input
                 };
             },
-            createFilter: /^(?:[^.]+\.?)+[^.]$/
+            createFilter: /^(?:\*\.)?(?:[^.*]+\.?)+[^.]$/
         });
         this.ui.dns_challenge_content.hide();
         this.ui.credentials_file_content.hide(); 
diff --git a/frontend/js/app/nginx/proxy/form.js b/frontend/js/app/nginx/proxy/form.js
index 8802b95..1dfb5c1 100644
--- a/frontend/js/app/nginx/proxy/form.js
+++ b/frontend/js/app/nginx/proxy/form.js
@@ -278,7 +278,7 @@ module.exports = Mn.View.extend({
                     text:  input
                 };
             },
-            createFilter: /^(?:\.)?(?:[^.*]+\.?)+[^.]$/
+            createFilter: /^(?:\*\.)?(?:[^.*]+\.?)+[^.]$/
         });
 
         // Access Lists