diff --git a/beacon_node/execution_layer/src/test_utils/execution_block_generator.rs b/beacon_node/execution_layer/src/test_utils/execution_block_generator.rs
index e01b8de9e30..aefb6d67503 100644
--- a/beacon_node/execution_layer/src/test_utils/execution_block_generator.rs
+++ b/beacon_node/execution_layer/src/test_utils/execution_block_generator.rs
@@ -29,7 +29,7 @@ use super::DEFAULT_TERMINAL_BLOCK;
 const TEST_BLOB_BUNDLE: &[u8] = include_bytes!("fixtures/mainnet/test_blobs_bundle.ssz");
 const TEST_BLOB_BUNDLE_V2: &[u8] = include_bytes!("fixtures/mainnet/test_blobs_bundle_v2.ssz");
 
-pub const DEFAULT_GAS_LIMIT: u64 = 30_000_000;
+pub const DEFAULT_GAS_LIMIT: u64 = 45_000_000;
 const GAS_USED: u64 = DEFAULT_GAS_LIMIT - 1;
 
 #[derive(Clone, Debug, PartialEq)]
diff --git a/beacon_node/execution_layer/src/test_utils/mock_builder.rs b/beacon_node/execution_layer/src/test_utils/mock_builder.rs
index 3704bcc592b..751e99494ce 100644
--- a/beacon_node/execution_layer/src/test_utils/mock_builder.rs
+++ b/beacon_node/execution_layer/src/test_utils/mock_builder.rs
@@ -40,7 +40,7 @@ use warp::reply::{self, Reply};
 use warp::{Filter, Rejection};
 
 pub const DEFAULT_FEE_RECIPIENT: Address = Address::repeat_byte(42);
-pub const DEFAULT_GAS_LIMIT: u64 = 30_000_000;
+pub const DEFAULT_GAS_LIMIT: u64 = 45_000_000;
 pub const DEFAULT_BUILDER_PRIVATE_KEY: &str =
     "607a11b45a7219cc61a3d9c5fd08c7eebd602a6a19a977f8d3771d5711a550f2";
 
diff --git a/beacon_node/http_api/tests/tests.rs b/beacon_node/http_api/tests/tests.rs
index 955b44c36c9..ecd20f3f79c 100644
--- a/beacon_node/http_api/tests/tests.rs
+++ b/beacon_node/http_api/tests/tests.rs
@@ -4669,7 +4669,7 @@ impl ApiTester {
         self.mock_builder
             .as_ref()
             .unwrap()
-            .add_operation(Operation::GasLimit(30_000_000));
+            .add_operation(Operation::GasLimit(DEFAULT_GAS_LIMIT as usize));
 
         let slot = self.chain.slot().unwrap();
         let epoch = self.chain.epoch().unwrap();
@@ -4692,7 +4692,7 @@ impl ApiTester {
 
         let expected_fee_recipient = Address::from_low_u64_be(proposer_index);
         assert_eq!(payload.fee_recipient(), expected_fee_recipient);
-        assert_eq!(payload.gas_limit(), 30_000_000);
+        assert_eq!(payload.gas_limit(), DEFAULT_GAS_LIMIT);
 
         self
     }
diff --git a/book/src/help_vc.md b/book/src/help_vc.md
index 15b5c209a70..0bc4bbf53d9 100644
--- a/book/src/help_vc.md
+++ b/book/src/help_vc.md
@@ -40,7 +40,7 @@ Options:
           The gas limit to be used in all builder proposals for all validators
           managed by this validator client. Note this will not necessarily be
           used if the gas limit set here moves too far from the previous block's
-          gas limit. [default: 36000000]
+          gas limit. [default: 45000000]
       --genesis-state-url <URL>
           A URL of a beacon-API compatible server from which to download the
           genesis state. Checkpoint sync server URLs can generally be used with
diff --git a/lighthouse/tests/validator_client.rs b/lighthouse/tests/validator_client.rs
index f99fc3c4605..7bda1868c85 100644
--- a/lighthouse/tests/validator_client.rs
+++ b/lighthouse/tests/validator_client.rs
@@ -505,7 +505,7 @@ fn no_doppelganger_protection_flag() {
 fn no_gas_limit_flag() {
     CommandLineTest::new()
         .run()
-        .with_config(|config| assert!(config.validator_store.gas_limit == Some(36_000_000)));
+        .with_config(|config| assert!(config.validator_store.gas_limit == Some(45_000_000)));
 }
 #[test]
 fn gas_limit_flag() {
diff --git a/validator_client/lighthouse_validator_store/src/lib.rs b/validator_client/lighthouse_validator_store/src/lib.rs
index 2cb6ba435e9..67af1d73fed 100644
--- a/validator_client/lighthouse_validator_store/src/lib.rs
+++ b/validator_client/lighthouse_validator_store/src/lib.rs
@@ -55,8 +55,8 @@ const SLASHING_PROTECTION_HISTORY_EPOCHS: u64 = 512;
 
 /// Currently used as the default gas limit in execution clients.
 ///
-/// https://ethresear.ch/t/on-increasing-the-block-gas-limit-technical-considerations-path-forward/21225.
-pub const DEFAULT_GAS_LIMIT: u64 = 36_000_000;
+/// https://ethpandaops.io/posts/gaslimit-scaling/.
+pub const DEFAULT_GAS_LIMIT: u64 = 45_000_000;
 
 pub struct LighthouseValidatorStore<T, E> {
     validators: Arc<RwLock<InitializedValidators>>,
diff --git a/validator_client/src/cli.rs b/validator_client/src/cli.rs
index cdbf9f8472b..e1cce5c9da3 100644
--- a/validator_client/src/cli.rs
+++ b/validator_client/src/cli.rs
@@ -388,7 +388,7 @@ pub struct ValidatorClient {
     #[clap(
         long,
         value_name = "INTEGER",
-        default_value_t = 36_000_000,
+        default_value_t = 45_000_000,
         requires = "builder_proposals",
         help = "The gas limit to be used in all builder proposals for all validators managed \
                 by this validator client. Note this will not necessarily be used if the gas limit \