diff --git a/src/Config/NdjsonHybridRetrieverConfig.php b/src/Config/NdjsonHybridRetrieverConfig.php
index 55d64c2..8f472f3 100644
--- a/src/Config/NdjsonHybridRetrieverConfig.php
+++ b/src/Config/NdjsonHybridRetrieverConfig.php
@@ -79,7 +79,7 @@ final class NdjsonHybridRetrieverConfig
      * - slightly larger safety net for the richer hybrid stack
      * - helps no-tag and low-signal cases without exploding context
      */
-    public const EMPTY_RRF_FALLBACK_TOPN = 5;
+    public const EMPTY_RRF_FALLBACK_TOPN = 1;
 
     /**
      * Maximum number of chunks allowed from one document in spread mode.
diff --git a/src/Knowledge/Retrieval/NdjsonHybridRetriever.php b/src/Knowledge/Retrieval/NdjsonHybridRetriever.php
index bc4ef2c..175c68d 100644
--- a/src/Knowledge/Retrieval/NdjsonHybridRetriever.php
+++ b/src/Knowledge/Retrieval/NdjsonHybridRetriever.php
@@ -366,7 +366,7 @@ final readonly class NdjsonHybridRetriever implements RetrieverInterface
         $rawScores = $fused['raw_scores'];
 
         if ($rrfScores === [] && $globalHits !== []) {
-            $rrfScores = $this->fallbackRrfFromHits($globalHits);
+           // $rrfScores = $this->fallbackRrfFromHits($globalHits);
         }
 
         if ($rrfScores === []) {