diff --git a/app/assets/javascripts/admin/addon/templates/modal/admin-install-theme.hbs b/app/assets/javascripts/admin/addon/templates/modal/admin-install-theme.hbs
index fcc7d7ca2ae..cdaed98667b 100644
--- a/app/assets/javascripts/admin/addon/templates/modal/admin-install-theme.hbs
+++ b/app/assets/javascripts/admin/addon/templates/modal/admin-install-theme.hbs
@@ -66,7 +66,7 @@
         {{#if advancedVisible}}
           <div class="branch">
             <div class="label">{{i18n "admin.customize.theme.remote_branch"}}</div>
-            {{input value=branch placeholder="master"}}
+            {{input value=branch placeholder="main"}}
           </div>
 
           <div class="check-private">