diff --git a/python/python/lancedb/rerankers/linear_combination.py b/python/python/lancedb/rerankers/linear_combination.py
index 4f4110fa..3eb19b1d 100644
--- a/python/python/lancedb/rerankers/linear_combination.py
+++ b/python/python/lancedb/rerankers/linear_combination.py
@@ -1,5 +1,3 @@
-from typing import List
-
 import pyarrow as pa
 
 from .base import Reranker
@@ -112,6 +110,6 @@ class LinearCombinationReranker(Reranker):
         # these scores represent distance
         return 1 - (self.weight * score1 + (1 - self.weight) * score2)
 
-    def _invert_score(self, scores: List[float]):
-        # Invert the scores between relevance and distance
-        return 1 - scores
+    def _invert_score(self, score: float):
+        # Invert the score between relevance and distance
+        return 1 - score