diff --git a/app/views/repositories/_copy_repository_modal.html.erb b/app/views/repositories/_copy_repository_modal.html.erb
index 8d01d60d4..d7e86aab5 100644
--- a/app/views/repositories/_copy_repository_modal.html.erb
+++ b/app/views/repositories/_copy_repository_modal.html.erb
@@ -16,6 +16,7 @@
               <div class="form-group">
                 <%= f.text_field :name,
                                  label: t("repositories.index.modal_copy.name"),
+                                 help: t("repositories.index.modal_copy.description"),
                                  autofocus: true,
                                  placeholder: t("repositories.index.modal_copy.name_placeholder") %>
               </div>
diff --git a/config/locales/en.yml b/config/locales/en.yml
index c301ae017..01790783f 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -885,6 +885,7 @@ en:
       modal_copy:
         title_html: "Copy repository <em>%{name}</em>"
         name: "New repository name"
+        description: "Only the structure of the repository is going to be copied."
         name_placeholder: "My repository"
         copy: "Copy repository"
       modal_create: