diff --git a/searx/settings.yml b/searx/settings.yml
index 45dfc67bc..23092b800 100644
--- a/searx/settings.yml
+++ b/searx/settings.yml
@@ -1565,7 +1565,7 @@ engines:
       require_api_key: false
       results: HTML
 
-  - name: Public Domain Image Archive
+  - name: public domain image archive
     engine: public_domain_image_archive
     shortcut: pdia