diff --git a/python/tests/test_rerankers.py b/python/tests/test_rerankers.py
index 105c53a1..94264bd2 100644
--- a/python/tests/test_rerankers.py
+++ b/python/tests/test_rerankers.py
@@ -129,6 +129,11 @@ def test_linear_combination(tmp_path):
         table.search(vector=query_vector, text=query, query_type="vector").rerank(
             normalize="score"
         )
+    
+    with pytest.raises(ValueError):
+        table.search(vector=query_vector, text=query, query_type="fts").rerank(
+            normalize="score"
+        )
 
     # raise an error if only vector or text is provided
     with pytest.raises(ValueError):