diff --git a/src/supabase/db.sql b/src/supabase/db.sql
index 6decf9a..3e914f6 100644
--- a/src/supabase/db.sql
+++ b/src/supabase/db.sql
@@ -12,6 +12,18 @@ SET row_security = off;
 
 CREATE SCHEMA IF NOT EXISTS "public";
 
+DO $$
+BEGIN
+    IF NOT EXISTS (
+        SELECT 1
+        FROM pg_extension
+        WHERE extname = 'vector'
+    ) THEN
+        CREATE EXTENSION vector
+        SCHEMA extensions;
+    END IF;
+END $$;
+
 ALTER SCHEMA "public" OWNER TO "pg_database_owner";
 
 CREATE OR REPLACE FUNCTION "public"."check_similarity_and_insert"(query_table_name text, query_user_id uuid, query_user_ids uuid[], query_content jsonb, query_room_id uuid, query_embedding extensions.vector, similarity_threshold double precision) RETURNS void