diff --git a/include/sysio/ship_protocol.hpp b/include/sysio/ship_protocol.hpp
index 40f1de8..7392de3 100644
--- a/include/sysio/ship_protocol.hpp
+++ b/include/sysio/ship_protocol.hpp
@@ -644,7 +644,6 @@ namespace sysio { namespace ship_protocol {
       uint64_t max_block_net_usage                 = {};
       uint32_t target_block_net_usage_pct          = {};
       uint32_t max_transaction_net_usage           = {};
-      uint32_t base_per_transaction_net_usage      = {};
       uint32_t net_usage_leeway                    = {};
       uint32_t context_free_discount_net_usage_num = {};
       uint32_t context_free_discount_net_usage_den = {};
@@ -661,7 +660,7 @@ namespace sysio { namespace ship_protocol {
    };
 
    SYSIO_REFLECT(chain_config_v0, max_block_net_usage, target_block_net_usage_pct, max_transaction_net_usage,
-                 base_per_transaction_net_usage, net_usage_leeway, context_free_discount_net_usage_num,
+                 net_usage_leeway, context_free_discount_net_usage_num,
                  context_free_discount_net_usage_den, max_block_cpu_usage, target_block_cpu_usage_pct,
                  max_transaction_cpu_usage, min_transaction_cpu_usage, max_transaction_lifetime,
                  deferred_trx_expiration_window, max_transaction_delay, max_inline_action_size, max_inline_action_depth,
@@ -671,7 +670,6 @@ namespace sysio { namespace ship_protocol {
       uint64_t max_block_net_usage                 = {};
       uint32_t target_block_net_usage_pct          = {};
       uint32_t max_transaction_net_usage           = {};
-      uint32_t base_per_transaction_net_usage      = {};
       uint32_t net_usage_leeway                    = {};
       uint32_t context_free_discount_net_usage_num = {};
       uint32_t context_free_discount_net_usage_den = {};
@@ -689,7 +687,7 @@ namespace sysio { namespace ship_protocol {
    };
 
    SYSIO_REFLECT(chain_config_v1, max_block_net_usage, target_block_net_usage_pct, max_transaction_net_usage,
-               base_per_transaction_net_usage, net_usage_leeway, context_free_discount_net_usage_num,
+               net_usage_leeway, context_free_discount_net_usage_num,
                context_free_discount_net_usage_den, max_block_cpu_usage, target_block_cpu_usage_pct,
                max_transaction_cpu_usage, min_transaction_cpu_usage, max_transaction_lifetime,
                deferred_trx_expiration_window, max_transaction_delay, max_inline_action_size, max_inline_action_depth,
diff --git a/src/ship.abi.cpp b/src/ship.abi.cpp
index 3d2198c..f1dc138 100644
--- a/src/ship.abi.cpp
+++ b/src/ship.abi.cpp
@@ -411,7 +411,6 @@ extern const char* const state_history_plugin_abi = R"({
                 { "type": "uint64", "name": "max_block_net_usage" },
                 { "type": "uint32", "name": "target_block_net_usage_pct" },
                 { "type": "uint32", "name": "max_transaction_net_usage" },
-                { "type": "uint32", "name": "base_per_transaction_net_usage" },
                 { "type": "uint32", "name": "net_usage_leeway" },
                 { "type": "uint32", "name": "context_free_discount_net_usage_num" },
                 { "type": "uint32", "name": "context_free_discount_net_usage_den" },
@@ -432,7 +431,6 @@ extern const char* const state_history_plugin_abi = R"({
                 { "type": "uint64", "name": "max_block_net_usage" },
                 { "type": "uint32", "name": "target_block_net_usage_pct" },
                 { "type": "uint32", "name": "max_transaction_net_usage" },
-                { "type": "uint32", "name": "base_per_transaction_net_usage" },
                 { "type": "uint32", "name": "net_usage_leeway" },
                 { "type": "uint32", "name": "context_free_discount_net_usage_num" },
                 { "type": "uint32", "name": "context_free_discount_net_usage_den" },