diff --git a/libs/community/langchain_community/vectorstores/supabase.py b/libs/community/langchain_community/vectorstores/supabase.py
index 74c52d96b..2b9481498 100644
--- a/libs/community/langchain_community/vectorstores/supabase.py
+++ b/libs/community/langchain_community/vectorstores/supabase.py
@@ -250,7 +250,7 @@ def similarity_search_by_vector_with_relevance_scores(
                 "and", f"({postgrest_filter})"
             )
 
-        query_builder.params = query_builder.params.set("limit", k)
+        query_builder = query_builder.limit(k)
 
         res = query_builder.execute()
 
@@ -295,7 +295,7 @@ def similarity_search_by_vector_returning_embeddings(
                 "and", f"({postgrest_filter})"
             )
 
-        query_builder.params = query_builder.params.set("limit", k)
+        query_builder = query_builder.limit(k)
 
         res = query_builder.execute()