diff --git a/etc/searchengine/queryparser.yaml b/etc/searchengine/queryparser.yaml
index 0cce85cc07..53cff85f04 100644
--- a/etc/searchengine/queryparser.yaml
+++ b/etc/searchengine/queryparser.yaml
@@ -1427,6 +1427,12 @@ modifier_mappings:
         2: 102
     enabled: 1
     label: Relevance_dsc
+  relevance_asc:
+    bib1_mapping:
+      biblioserver:
+        2: 102
+    enabled: 1
+    label: Relevance_asc
   title-sort-az:
     bib1_mapping:
       biblioserver: