diff --git a/langchain/vectorstores/chroma.py b/langchain/vectorstores/chroma.py
index 646a1508..b1927e41 100644
--- a/langchain/vectorstores/chroma.py
+++ b/langchain/vectorstores/chroma.py
@@ -232,6 +232,14 @@ class Chroma(VectorStore):
 
         return _results_to_docs_and_scores(results)
 
+    def _similarity_search_with_relevance_scores(
+        self,
+        query: str,
+        k: int = 4,
+        **kwargs: Any,
+    ) -> List[Tuple[Document, float]]:
+        return self.similarity_search_with_score(query, k)
+
     def max_marginal_relevance_search_by_vector(
         self,
         embedding: List[float],