diff --git a/src/config/cli.rs b/src/config/cli.rs
index 81a80316..c59448a7 100644
--- a/src/config/cli.rs
+++ b/src/config/cli.rs
@@ -332,6 +332,7 @@ impl Cli {
 
         let mut config = TestNodeConfig::default()
             .with_port(self.port)
+            .with_offline(if self.offline { Some(true) } else { None })
             .with_l1_gas_price(self.l1_gas_price)
             .with_l2_gas_price(self.l2_gas_price)
             .with_l1_pubdata_price(self.l1_pubdata_price)
diff --git a/src/config/constants.rs b/src/config/constants.rs
index 36ad3fda..f2bc3c42 100644
--- a/src/config/constants.rs
+++ b/src/config/constants.rs
@@ -1,7 +1,7 @@
 /// Default directory for disk cache
 pub const DEFAULT_DISK_CACHE_DIR: &str = ".cache";
 /// Default L1 gas price for transactions
-pub const DEFAULT_L1_GAS_PRICE: u64 = 14_932_364_075;
+pub const DEFAULT_L1_GAS_PRICE: u64 = 35_932_364_075;
 /// Default L2 gas price for transactions if not provided via CLI
 pub const DEFAULT_L2_GAS_PRICE: u64 = 45_250_000;
 /// Default price for fair pubdata based on predefined value
diff --git a/src/config/mod.rs b/src/config/mod.rs
index 39a3a416..28bfae82 100644
--- a/src/config/mod.rs
+++ b/src/config/mod.rs
@@ -156,14 +156,14 @@ impl Default for TestNodeConfig {
             system_contracts_options: Default::default(),
             override_bytecodes_dir: None,
             use_evm_emulator: false,
-            chain_id: Some(TEST_NODE_NETWORK_ID),
+            chain_id: None,
 
             // Gas configuration defaults
-            l1_gas_price: Some(DEFAULT_L1_GAS_PRICE),
-            l2_gas_price: Some(DEFAULT_L2_GAS_PRICE),
-            l1_pubdata_price: Some(DEFAULT_FAIR_PUBDATA_PRICE),
-            price_scale_factor: Some(DEFAULT_ESTIMATE_GAS_PRICE_SCALE_FACTOR),
-            limit_scale_factor: Some(DEFAULT_ESTIMATE_GAS_SCALE_FACTOR),
+            l1_gas_price: None,
+            l2_gas_price: None,
+            l1_pubdata_price: None,
+            price_scale_factor: None,
+            limit_scale_factor: None,
 
             // Log configuration defaults
             log_level: Default::default(),
@@ -215,7 +215,7 @@ impl TestNodeConfig {
         let color = CustomColor::new(13, 71, 198);
 
         println!("{}", BANNER.custom_color(color));
-        println!("testing");
+
         tracing::info!("Version:        {}", VERSION_MESSAGE.green());
         tracing::info!(
             "Repository:     {}",
diff --git a/src/main.rs b/src/main.rs
index f88d2e16..80bd4792 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,11 +1,13 @@
 use crate::observability::Observability;
+use anvil_zksync::config::constants::DEFAULT_L1_GAS_PRICE;
 use anyhow::anyhow;
 use bytecode_override::override_bytecodes;
 use clap::Parser;
 use config::cli::{Cli, Command};
 use config::constants::{
     DEFAULT_ESTIMATE_GAS_PRICE_SCALE_FACTOR, DEFAULT_ESTIMATE_GAS_SCALE_FACTOR,
-    LEGACY_RICH_WALLETS, RICH_WALLETS,
+    DEFAULT_FAIR_PUBDATA_PRICE, DEFAULT_L2_GAS_PRICE, LEGACY_RICH_WALLETS, RICH_WALLETS,
+    TEST_NODE_NETWORK_ID,
 };
 use config::ForkPrintInfo;
 use fork::{ForkDetails, ForkSource};
@@ -111,7 +113,6 @@ async fn build_json_http<
 async fn main() -> anyhow::Result<()> {
     // Check for deprecated options
     Cli::deprecated_config_option();
-    tracing::info!(target: "anvil-zksync", "This is a test log with explicit target");
 
     let opt = Cli::parse();
     let command = opt.command.clone();
@@ -135,6 +136,24 @@ async fn main() -> anyhow::Result<()> {
         Command::Run => {
             if config.offline {
                 tracing::warn!("Running in offline mode: default fee parameters will be used.");
+                config = config
+                    .clone()
+                    .with_l1_gas_price(config.l1_gas_price.or(Some(DEFAULT_L1_GAS_PRICE)))
+                    .with_l2_gas_price(config.l2_gas_price.or(Some(DEFAULT_L2_GAS_PRICE)))
+                    .with_price_scale(
+                        config
+                            .price_scale_factor
+                            .or(Some(DEFAULT_ESTIMATE_GAS_PRICE_SCALE_FACTOR)),
+                    )
+                    .with_gas_limit_scale(
+                        config
+                            .limit_scale_factor
+                            .or(Some(DEFAULT_ESTIMATE_GAS_SCALE_FACTOR)),
+                    )
+                    .with_l1_pubdata_price(
+                        config.l1_pubdata_price.or(Some(DEFAULT_FAIR_PUBDATA_PRICE)),
+                    )
+                    .with_chain_id(config.chain_id.or(Some(TEST_NODE_NETWORK_ID)));
                 None
             } else {
                 // Initialize the client to get the fee params
@@ -168,7 +187,8 @@ async fn main() -> anyhow::Result<()> {
                             )
                             .with_l1_pubdata_price(
                                 config.l1_pubdata_price.or(Some(fee_v2.l1_pubdata_price())),
-                            );
+                            )
+                            .with_chain_id(Some(TEST_NODE_NETWORK_ID));
                     }
                     FeeParams::V1(_) => {
                         return Err(anyhow!("Unsupported FeeParams::V1 in this context"));
diff --git a/src/node/zks.rs b/src/node/zks.rs
index 101d385b..11b0de22 100644
--- a/src/node/zks.rs
+++ b/src/node/zks.rs
@@ -623,10 +623,10 @@ mod tests {
 
         let result = node.estimate_fee(mock_request).await.unwrap();
 
-        assert_eq!(result.gas_limit, U256::from(279779));
+        assert_eq!(result.gas_limit, U256::from(409123));
         assert_eq!(result.max_fee_per_gas, U256::from(45250000));
         assert_eq!(result.max_priority_fee_per_gas, U256::from(0));
-        assert_eq!(result.gas_per_pubdata_limit, U256::from(1658));
+        assert_eq!(result.gas_per_pubdata_limit, U256::from(3143));
     }
 
     #[tokio::test]