diff --git a/config/config.exs b/config/config.exs
index a2dfd04..2ecc9a8 100644
--- a/config/config.exs
+++ b/config/config.exs
@@ -1,6 +1,5 @@
 import Config
 
-config :ash, :use_all_identities_in_manage_relationship?, false
 config :ash, :validate_api_resource_inclusion?, false
 config :ash, :validate_api_config_inclusion?, false