diff --git a/hathor/builder/cli_builder.py b/hathor/builder/cli_builder.py
index 420917a0e..7bae0c888 100644
--- a/hathor/builder/cli_builder.py
+++ b/hathor/builder/cli_builder.py
@@ -241,8 +241,6 @@ def create_manager(self, reactor: PosixReactorBase, args: Namespace) -> HathorMa
             if self.wallet:
                 self.wallet.test_mode = True
 
-        if args.x_fast_init_beta:
-            self.log.warn('--x-fast-init-beta is now the default, no need to specify it')
         if args.x_rocksdb_indexes:
             self.log.warn('--x-rocksdb-indexes is now the default, no need to specify it')
             if args.memory_indexes:
diff --git a/hathor/cli/run_node.py b/hathor/cli/run_node.py
index b9b23a108..4c4169201 100644
--- a/hathor/cli/run_node.py
+++ b/hathor/cli/run_node.py
@@ -85,7 +85,6 @@ def create_parser(cls) -> ArgumentParser:
         parser.add_argument('--allow-mining-without-peers', action='store_true', help='Allow mining without peers')
         fvargs = parser.add_mutually_exclusive_group()
         fvargs.add_argument('--x-full-verification', action='store_true', help='Fully validate the local database')
-        fvargs.add_argument('--x-fast-init-beta', action='store_true', help=SUPPRESS)
         parser.add_argument('--procname-prefix', help='Add a prefix to the process name', default='')
         parser.add_argument('--allow-non-standard-script', action='store_true', help='Accept non-standard scripts on '
                             '/push-tx API')