diff --git a/docs/extras/modules/data_connection/vectorstores/integrations/supabase.ipynb b/docs/extras/modules/data_connection/vectorstores/integrations/supabase.ipynb
index 449c8bba28..3f012948a1 100644
--- a/docs/extras/modules/data_connection/vectorstores/integrations/supabase.ipynb
+++ b/docs/extras/modules/data_connection/vectorstores/integrations/supabase.ipynb
@@ -43,7 +43,7 @@
     "\n",
     "       CREATE FUNCTION match_documents(query_embedding vector(1536), match_count int)\n",
     "           RETURNS TABLE(\n",
-    "               id bigint,\n",
+    "               id uuid,\n",
     "               content text,\n",
     "               metadata jsonb,\n",
     "               -- we return matched vectors to enable maximal marginal relevance searches\n",
diff --git a/langchain/vectorstores/supabase.py b/langchain/vectorstores/supabase.py
index 063bcd376c..79feac7cfa 100644
--- a/langchain/vectorstores/supabase.py
+++ b/langchain/vectorstores/supabase.py
@@ -315,7 +315,7 @@ class SupabaseVectorStore(VectorStore):
         CREATE FUNCTION match_documents_embeddings(query_embedding vector(1536),
                                                    match_count int)
             RETURNS TABLE(
-                id bigint,
+                id uuid,
                 content text,
                 metadata jsonb,
                 embedding vector(1536),