1 files changed, 2 insertions, 1 deletions
diff --git a/app/controllers/concerns/wiki_actions.rb b/app/controllers/concerns/wiki_actions.rb
index 4014e4f0024..60ff0a12d0c 100644
--- a/app/controllers/concerns/wiki_actions.rb
+++ b/app/controllers/concerns/wiki_actions.rb
@@ -112,10 +112,11 @@ module WikiActions
         wiki_page_path(wiki, page)
       )
     else
+      @error = response.message
       render 'shared/wikis/edit'
     end
   rescue WikiPage::PageChangedError, WikiPage::PageRenameError => e
-    @error = e
+    @error = e.message
     render 'shared/wikis/edit'
   end
   # rubocop:enable Gitlab/ModuleWithInstanceVariables