diff --git a/vm/types/src/on_chain_config/gas_schedule.rs b/vm/types/src/on_chain_config/gas_schedule.rs
index 8643e44010..669b9dbb56 100644
--- a/vm/types/src/on_chain_config/gas_schedule.rs
+++ b/vm/types/src/on_chain_config/gas_schedule.rs
@@ -15,8 +15,6 @@ use std::collections::BTreeMap;
 const GAS_SCHEDULE_MODULE_NAME: &str = "GasSchedule";
 pub static G_GAS_SCHEDULE_IDENTIFIER: Lazy<Identifier> =
     Lazy::new(|| Identifier::new(GAS_SCHEDULE_MODULE_NAME).unwrap());
-pub static G_GAS_SCHEDULE_INITIALIZE: Lazy<Identifier> =
-    Lazy::new(|| Identifier::new("initialize").unwrap());
 pub static G_GAS_SCHEDULE_GAS_SCHEDULE: Lazy<Identifier> =
     Lazy::new(|| Identifier::new("gas_schedule").unwrap());
 
diff --git a/vm/types/src/on_chain_config/mod.rs b/vm/types/src/on_chain_config/mod.rs
index 35c00f59e4..774525f3b2 100644
--- a/vm/types/src/on_chain_config/mod.rs
+++ b/vm/types/src/on_chain_config/mod.rs
@@ -32,7 +32,6 @@ pub use self::{
         native_gas_schedule_v2, native_gas_schedule_v3, native_gas_schedule_v4,
         txn_gas_schedule_test, txn_gas_schedule_v1, txn_gas_schedule_v2, txn_gas_schedule_v3,
         GasSchedule, G_GAS_SCHEDULE_GAS_SCHEDULE, G_GAS_SCHEDULE_IDENTIFIER,
-        G_GAS_SCHEDULE_INITIALIZE,
     },
     genesis_gas_schedule::{
         instruction_table_v1, instruction_table_v2, native_table_v1, native_table_v2,
diff --git a/vm/vm-runtime/src/starcoin_vm.rs b/vm/vm-runtime/src/starcoin_vm.rs
index 48a3088938..909a656557 100644
--- a/vm/vm-runtime/src/starcoin_vm.rs
+++ b/vm/vm-runtime/src/starcoin_vm.rs
@@ -179,7 +179,7 @@ impl StarcoinVM {
                 < StdlibVersion::Version(VMCONFIG_UPGRADE_VERSION_MARK)
             {
                 debug!(
-                    "stdlib version: {}, fetch vmconfig from onchain resource",
+                    "stdlib version: {}, fetch VMConfig from onchain resource",
                     stdlib_version
                 );
                 let gas_cost_table = VMConfig::fetch_config(&remote_storage)?
@@ -187,13 +187,13 @@ impl StarcoinVM {
                     .gas_schedule;
                 (
                     Some(GasSchedule::from(&gas_cost_table)),
-                    "gas schedule from gensis",
+                    "gas schedule from VMConfig",
                 )
             } else if stdlib_version >= StdlibVersion::Version(VMCONFIG_UPGRADE_VERSION_MARK)
                 && stdlib_version < StdlibVersion::Version(GAS_SCHEDULE_UPGRADE_VERSION_MARK)
             {
                 debug!(
-                    "stdlib version: {}, fetch vmconfig from onchain module",
+                    "stdlib version: {}, fetch VMConfig from onchain module",
                     stdlib_version
                 );
                 let instruction_schedule = {
@@ -253,11 +253,11 @@ impl StarcoinVM {
                 };
                 (
                     Some(GasSchedule::from(&cost_table)),
-                    "gas schedule from vm config",
+                    "gas schedule from VMConfig",
                 )
             } else {
                 debug!(
-                    "stdlib version: {}, fetch gas schedule from onchain module",
+                    "stdlib version: {}, fetch schedule from onchain  module GasSchedule",
                     stdlib_version
                 );
                 let gas_schedule = {
@@ -275,11 +275,11 @@ impl StarcoinVM {
                         )?
                         .pop()
                         .ok_or_else(|| {
-                            anyhow::anyhow!("Expect 0x1::GasSchedule::initialize() return value")
+                            anyhow::anyhow!("Expect 0x1::GasSchedule::gas_schedule() return value")
                         })?;
                     bcs_ext::from_bytes::<GasSchedule>(&data)?
                 };
-                (Some(gas_schedule), "gas schedule from gas schedule in move")
+                (Some(gas_schedule), "gas schedule from GasSchedule")
             };
             #[cfg(feature = "print_gas_info")]
             match self.gas_schedule.as_ref() {