diff --git a/devstack/upgrade/settings b/devstack/upgrade/settings
index 7ec9659bef..038371371f 100644
--- a/devstack/upgrade/settings
+++ b/devstack/upgrade/settings
@@ -10,28 +10,6 @@
 register_project_for_upgrade ironic
 register_db_to_save ironic
 
-
-# NOTE(jlvillal): This file is sourced by the 'load_settings' function in
-# grenade/inc/plugin. So usage of local will work.
-local ir_gren_conf
-local ir_gren_stage
-
-for ir_gren_stage in base target; do
-    # TODO(jlvillal): Remove this logic for checking if the ironic devstack
-    # plugin is enabled, once the enabling of the ironic devstack plugin is
-    # being done in project-config.
-    ir_gren_conf=$(localrc_path ${ir_gren_stage})
-    # Only 'enable_plugin ironic' if it isn't in the file already.
-    if ! grep -q '^enable_plugin ironic ' ${ir_gren_conf} ; then
-        echo "Enabling ironic devstack plugin via grenade for ${ir_gren_stage}"
-        devstack_localrc ${ir_gren_stage} enable_plugin ironic https://git.openstack.org/openstack/ironic
-    else
-        echo "ironic devstack plugin already enabled for ${ir_gren_stage}"
-    fi
-
-    devstack_localrc ${ir_gren_stage} enable_service ir-api ir-cond ironic
-done
-
 # Duplicate some setup bits from target DevStack. Use old devstack as we install base environment from it.
 BASE_TOP_DIR=$TOP_DIR/../../old/devstack/
 source $BASE_TOP_DIR/stackrc