diff --git a/backend/priv/repo/migrations/20241004151247_install_ash-functions_extension_4.exs b/backend/priv/repo/migrations/20241004151247_install_ash-functions_extension_4.exs
index 81adae575..93ec733d0 100644
--- a/backend/priv/repo/migrations/20241004151247_install_ash-functions_extension_4.exs
+++ b/backend/priv/repo/migrations/20241004151247_install_ash-functions_extension_4.exs
@@ -62,7 +62,7 @@ defmodule Edgehog.Repo.Migrations.InstallAshFunctionsExtension420241004151245 do
       SELECT to_timestamp(('x0000' || substr(_uuid::TEXT, 1, 8) || substr(_uuid::TEXT, 10, 4))::BIT(64)::BIGINT::NUMERIC / 1000);
     $$
     LANGUAGE SQL
-    IMMUTABLE PARALLEL SAFE STRICT LEAKPROOF;
+    IMMUTABLE PARALLEL SAFE STRICT;
     """)
   end