diff --git a/scripts/auth.sh b/scripts/auth.sh
deleted file mode 100644
index c20cd38..0000000
--- a/scripts/auth.sh
+++ /dev/null
@@ -1,31 +0,0 @@
-#!/bin/bash
-set -euo pipefail
-pushd $(dirname "$0")/..
-
-need_cmd() {
-  if ! check_cmd "$1"; then
-    printf "need '$1' (command not found)"
-    exit 1
-  fi
-}
-
-check_cmd() {
-  command -v "$1" &>/dev/null
-}
-
-need_cmd jq
-
-export RPC_URL="http://0.0.0.0:5050"
-
-export WORLD_ADDRESS=$(cat ./manifests/dev/deployment/manifest.json | jq -r '.world.address')
-
-echo "---------------------------------------------------------------------------"
-echo world : $WORLD_ADDRESS
-echo "---------------------------------------------------------------------------"
-
-# enable system -> models authorizations
-sozo auth grant --world $WORLD_ADDRESS --wait writer \
-  Beast,bytebeasts::systems::actions::actions\
-  >/dev/null
-
-echo "Default authorizations have been successfully set."