diff --git a/.openclaw-sync/source.json b/.openclaw-sync/source.json
index 40313edf9..5f380bff6 100644
--- a/.openclaw-sync/source.json
+++ b/.openclaw-sync/source.json
@@ -1,5 +1,5 @@
 {
   "repository": "openclaw/openclaw",
-  "sha": "afd0a7b403b7e565bdae076f006df421444e0556",
-  "syncedAt": "2026-05-02T07:09:38.392Z"
+  "sha": "eac7a281d5525c4a14c1179a530ba26e03f99e28",
+  "syncedAt": "2026-05-02T07:16:46.568Z"
 }
diff --git a/docs/tools/searxng-search.md b/docs/tools/searxng-search.md
index 9944676f6..9241d1e47 100644
--- a/docs/tools/searxng-search.md
+++ b/docs/tools/searxng-search.md
@@ -125,6 +125,9 @@ key wins first).
   DuckDuckGo (order 100), then Ollama Web Search (order 110)
 - **Self-hosted** -- you control the instance, queries, and upstream search engines
 - **Categories** default to `general` when not configured
+- **Category fallback** -- if a non-`general` category request succeeds but
+  returns zero results, OpenClaw retries the same query once with `general`
+  before returning an empty result set
 
 <Tip>
   For SearXNG JSON API to work, make sure your SearXNG instance has the `json`