diff --git a/src/cohere/bedrock_client.py b/src/cohere/bedrock_client.py
index 0246a288b..3c1d33512 100644
--- a/src/cohere/bedrock_client.py
+++ b/src/cohere/bedrock_client.py
@@ -25,6 +25,8 @@ def __init__(
             timeout=timeout,
         )
 
+    def rerank(self, *, query, documents, model = ..., top_n = ..., rank_fields = ..., return_documents = ..., max_chunks_per_doc = ..., request_options = None):
+        raise NotImplementedError("Please use cohere.BedrockClientV2 instead: method rerank is not available in the v1 client, cohere.BedrockClient.")
 
 class BedrockClientV2(AwsClientV2):
     def __init__(