diff --git a/sql/pg_net--0.5.1--0.6.sql b/sql/pg_net--0.5.1--0.6.sql
index ef25a68..fd0e178 100644
--- a/sql/pg_net--0.5.1--0.6.sql
+++ b/sql/pg_net--0.5.1--0.6.sql
@@ -18,6 +18,7 @@ create or replace function net.http_post(
     volatile
     parallel safe
     language plpgsql
+    security definer
 as $$
 declare
     request_id bigint;