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-rw-r--r--gn3/api/search.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/gn3/api/search.py b/gn3/api/search.py
index 772ff1d..f696428 100644
--- a/gn3/api/search.py
+++ b/gn3/api/search.py
@@ -207,7 +207,7 @@ def parse_query(synteny_files_directory: Path, query: str):
     """Parse search query using GeneNetwork specific field processors."""
     queryparser = xapian.QueryParser()
     queryparser.set_stemmer(xapian.Stem("en"))
-    queryparser.set_stemming_strategy(queryparser.STEM_ALL)
+    queryparser.set_stemming_strategy(queryparser.STEM_ALL_Z)
     species_prefix = "XS"
     chromosome_prefix = "XC"
     queryparser.add_boolean_prefix("author", "A")