diff --git a/testnet_v1_1/docker-compose.yml b/testnet_v1_1/docker-compose.yml
index d7a6e3f..5f5497b 100644
--- a/testnet_v1_1/docker-compose.yml
+++ b/testnet_v1_1/docker-compose.yml
@@ -7,7 +7,7 @@ services:
   # see: https://docs.nervos.org/docs/basics/guides/run-ckb-with-docker#run-a-ckb-testnet-node
   gw-readonly:
     container_name: gw-testnet_v1-readonly
-    image: ghcr.io/godwokenrises/godwoken-prebuilds:1.7.0-poly.1.4.5
+    image: ghcr.io/godwokenrises/godwoken-prebuilds:1.7.1-poly1.5.0
     expose: [8119, 8219]
     healthcheck:
       test: /bin/gw-healthcheck.sh
diff --git a/testnet_v1_1/gw-testnet_v1-config-readonly.toml b/testnet_v1_1/gw-testnet_v1-config-readonly.toml
index 795c428..eb75ac8 100644
--- a/testnet_v1_1/gw-testnet_v1-config-readonly.toml
+++ b/testnet_v1_1/gw-testnet_v1-config-readonly.toml
@@ -10,67 +10,79 @@ indexer_url = 'https://testnet.ckbapp.dev/indexer'
 [rpc_server]
 listen = '0.0.0.0:8119'
 enable_methods = []
-err_receipt_ws_listen = '0.0.0.0:8219'
 
-[[backend_switches]]
-switch_height = 0
-[[backend_switches.backends]]
+[fork]
+increase_max_l2_tx_cycles_to_500m = 825000
+
+[[fork.backend_forks]]
+fork_height = 0
+[[fork.backend_forks.backends]]
 validator_path = '/scripts/godwoken-scripts/meta-contract-validator'
 generator_path = '/scripts/godwoken-scripts/meta-contract-generator'
 validator_script_type_hash = '0x37b25df86ca495856af98dff506e49f2380d673b0874e13d29f7197712d735e8'
 backend_type = 'Meta'
-[[backend_switches.backends]]
+[[fork.backend_forks.backends]]
 validator_path = '/scripts/godwoken-scripts/sudt-validator'
 generator_path = '/scripts/godwoken-scripts/sudt-generator'
 validator_script_type_hash = '0xb6176a6170ea33f8468d61f934c45c57d29cdc775bcd3ecaaec183f04b9f33d9'
 backend_type = 'Sudt'
-[[backend_switches.backends]]
+[[fork.backend_forks.backends]]
 validator_path = '/scripts/godwoken-scripts/eth-addr-reg-validator'
 generator_path = '/scripts/godwoken-scripts/eth-addr-reg-generator'
 validator_script_type_hash = '0xa30dcbb83ebe571f49122d8d1ce4537679ebf511261c8ffaaa6679bf9fdea3a4'
 backend_type = 'EthAddrReg'
-[[backend_switches.backends]]
+[[fork.backend_forks.backends]]
 validator_path = '/scripts/godwoken-polyjuice-v1.1.5-beta/validator'
 generator_path = '/scripts/godwoken-polyjuice-v1.1.5-beta/generator'
 validator_script_type_hash = '0x1629b04b49ded9e5747481f985b11cba6cdd4ffc167971a585e96729455ca736'
 backend_type = 'Polyjuice'
 
-[[backend_switches]]
-switch_height = 110000
-[[backend_switches.backends]]
+[[fork.backend_forks]]
+fork_height = 110000
+[[fork.backend_forks.backends]]
 validator_path = '/scripts/godwoken-polyjuice-v1.2.0/validator'
 generator_path = '/scripts/godwoken-polyjuice-v1.2.0/generator'
 validator_script_type_hash = '0x1629b04b49ded9e5747481f985b11cba6cdd4ffc167971a585e96729455ca736'
 backend_type = 'Polyjuice'
 
-[[backend_switches]]
-switch_height = 180000
+[[fork.backend_forks]]
+fork_height = 180000
 # Polyjuice v1.4.0 is backward compatible with Polyjuice v1.3
 # https://github.com/nervosnetwork/godwoken-polyjuice/releases/tag/1.4.0
-[[backend_switches.backends]]
+[[fork.backend_forks.backends]]
 validator_path = '/scripts/godwoken-polyjuice-v1.4.0/validator'
 generator_path = '/scripts/godwoken-polyjuice-v1.4.0/generator'
 validator_script_type_hash = '0x1629b04b49ded9e5747481f985b11cba6cdd4ffc167971a585e96729455ca736'
 backend_type = 'Polyjuice'
 
-[[backend_switches]]
-switch_height = 380000
+[[fork.backend_forks]]
+fork_height = 380000
 # https://github.com/nervosnetwork/godwoken-polyjuice/releases/tag/1.4.1
-[[backend_switches.backends]]
+[[fork.backend_forks.backends]]
 validator_path = '/scripts/godwoken-polyjuice-v1.4.1/validator'
 generator_path = '/scripts/godwoken-polyjuice-v1.4.1/generator_log'
 validator_script_type_hash = '0x1629b04b49ded9e5747481f985b11cba6cdd4ffc167971a585e96729455ca736'
 backend_type = 'Polyjuice'
 
-[[backend_switches]]
-switch_height = 630000
+[[fork.backend_forks]]
+fork_height = 630000
 # https://github.com/nervosnetwork/godwoken-polyjuice/releases/tag/1.4.5
-[[backend_switches.backends]]
-validator_path = '/scripts/godwoken-polyjuice/validator'
-generator_path = '/scripts/godwoken-polyjuice/generator'
+[[fork.backend_forks.backends]]
+validator_path = '/scripts/godwoken-polyjuice-v1.4.5/validator'
+generator_path = '/scripts/godwoken-polyjuice-v1.4.5/generator'
+validator_script_type_hash = '0x1629b04b49ded9e5747481f985b11cba6cdd4ffc167971a585e96729455ca736'
+backend_type = 'Polyjuice'
+
+[[fork.backend_forks]]
+fork_height = 825000
+# https://github.com/nervosnetwork/godwoken-polyjuice/releases/tag/1.5.0
+[[fork.backend_forks.backends]]
+validator_path = '/scripts/godwoken-polyjuice-v1.5.0/validator'
+generator_path = '/scripts/godwoken-polyjuice-v1.5.0/generator'
 validator_script_type_hash = '0x1629b04b49ded9e5747481f985b11cba6cdd4ffc167971a585e96729455ca736'
 backend_type = 'Polyjuice'
 
+
 [genesis]
 timestamp = 1651979802446
 rollup_type_hash = '0x702359ea7f073558921eb50d8c1c77e92f760c8f8656bde4995f26b8963e2dd8'
@@ -162,9 +174,8 @@ hash_type = 'data'
 args = '0x'
 
 [mem_pool]
-execute_l2tx_max_cycles = 100000000
+execute_l2tx_max_cycles = 500000000
 restore_path = '/mnt/mem-pool/mem-block'
-
 [mem_pool.mem_block]
 max_deposits = 50
 max_withdrawals = 50