diff --git a/api/core/tools/provider/builtin/duckduckgo/tools/ddgo_search.yaml b/api/core/tools/provider/builtin/duckduckgo/tools/ddgo_search.yaml
index a8248d595b..c427a37fe6 100644
--- a/api/core/tools/provider/builtin/duckduckgo/tools/ddgo_search.yaml
+++ b/api/core/tools/provider/builtin/duckduckgo/tools/ddgo_search.yaml
@@ -54,7 +54,6 @@ parameters:
     form: form
   - name: require_summary
     type: boolean
-    required: true
     default: false
     label:
       en_US: Require Summary