diff --git a/ss/cli.py b/ss/cli.py
index de71d8c..80d818f 100644
--- a/ss/cli.py
+++ b/ss/cli.py
@@ -138,7 +138,7 @@ def create_parser() -> argparse.ArgumentParser:
     return parser
 
 
-def handle_subscription_command(args, subscription_manager: SubscriptionManager, parser: argparse.ArgumentParser) -> None:
+def handle_subscription_command(args, subscription_manager: SubscriptionManager, core_config_manager: CoreConfigManager, parser: argparse.ArgumentParser) -> None:
     """Handle subscription related commands."""
     if not hasattr(args, 'subcommand') or not args.subcommand:
         parser.parse_args(['subscription', '--help'])
@@ -156,6 +156,7 @@ def handle_subscription_command(args, subscription_manager: SubscriptionManager,
         subscription_manager.set_subscription_url(args.name, args.url)
     elif args.subcommand == 'activate':
         subscription_manager.activate_subscription(args.name)
+        core_config_manager.apply()
     elif args.subcommand == 'list':
         subscription_manager.list_subscriptions()
     elif args.subcommand == 'storage':
@@ -273,7 +274,7 @@ def main() -> None:
 
     try:
         if args.command == 'subscription':
-            handle_subscription_command(args, subscription_manager, parser)
+            handle_subscription_command(args, subscription_manager, core_config_manager, parser)
         elif args.command == 'core':
             handle_core_command(args, core_manager, core_config_manager, parser)
         elif args.command == 'hook':