diff --git a/governance/remote_executor/cli/src/main.rs b/governance/remote_executor/cli/src/main.rs
index 3f0544bec2..7b96979268 100644
--- a/governance/remote_executor/cli/src/main.rs
+++ b/governance/remote_executor/cli/src/main.rs
@@ -87,9 +87,11 @@ fn main() -> Result<()> {
             let wormhole_config_data =
                 Config::try_from_slice(&rpc_client.get_account_data(&wormhole_config)?)?;
 
+            let guardian_set_data_offset = if cli.chain == 26 { 0 } else { 8 }; // Pythnet's guardian set account has no discriminator
             let guardian_set = GuardianSet::key(&wormhole, wormhole_config_data.guardian_set_index);
-            let guardian_set_data =
-                GuardianSet::try_from_slice(&rpc_client.get_account_data(&guardian_set)?)?;
+            let guardian_set_data = GuardianSet::try_from_slice(
+                &rpc_client.get_account_data(&guardian_set)?[guardian_set_data_offset..],
+            )?;
 
             let signature_set_keypair = Keypair::new();
 
@@ -167,9 +169,18 @@ fn main() -> Result<()> {
             let wormhole_config_data =
                 Config::try_from_slice(&rpc_client.get_account_data(&wormhole_config)?)?;
 
+            let executor_key = Pubkey::find_program_address(
+                &[EXECUTOR_KEY_SEED.as_bytes(), &payer.pubkey().to_bytes()],
+                &ID,
+            )
+            .0;
             let payload = ExecutorPayload {
                 header:       GovernanceHeader::executor_governance_header(cli.chain),
-                instructions: vec![],
+                instructions: vec![InstructionData::from(&system_instruction::transfer(
+                    &executor_key,
+                    &payer.pubkey(),
+                    1,
+                ))],
             }
             .try_to_vec()?;
 
diff --git a/governance/remote_executor/programs/remote-executor/Cargo.toml b/governance/remote_executor/programs/remote-executor/Cargo.toml
index db20da538f..9b2fda153b 100644
--- a/governance/remote_executor/programs/remote-executor/Cargo.toml
+++ b/governance/remote_executor/programs/remote-executor/Cargo.toml
@@ -24,6 +24,7 @@ pythtest = []
 eclipse_devnet = []
 eclipse_testnet = []
 eclipse_mainnet = []
+mantis_testnet = []
 
 [dependencies]
 anchor-lang = {version = "0.25.0", features = ["init-if-needed"]}
diff --git a/governance/remote_executor/programs/remote-executor/src/state/governance_payload.rs b/governance/remote_executor/programs/remote-executor/src/state/governance_payload.rs
index 494ab347d0..5ea9dc6056 100644
--- a/governance/remote_executor/programs/remote-executor/src/state/governance_payload.rs
+++ b/governance/remote_executor/programs/remote-executor/src/state/governance_payload.rs
@@ -20,6 +20,7 @@ pub const CHAIN_ID_ARRAY: &[(&str, u16)] = &[
     ("eclipse_devnet", 40001),
     ("eclipse_testnet", 40002),
     ("eclipse_mainnet", 40003),
+    ("mantis_testnet", 40004),
 ];
 
 #[cfg(any(feature = "pythnet", feature = "pythtest"))]
@@ -34,6 +35,9 @@ pub const CHAIN_ID: u16 = 40002;
 #[cfg(feature = "eclipse_mainnet")]
 pub const CHAIN_ID: u16 = 40003;
 
+#[cfg(feature = "mantis_testnet")]
+pub const CHAIN_ID: u16 = 40004;
+
 #[derive(AnchorDeserialize, AnchorSerialize, Debug, PartialEq, Eq)]
 pub struct ExecutorPayload {
     pub header: GovernanceHeader,
diff --git a/governance/remote_executor/programs/remote-executor/src/state/posted_vaa.rs b/governance/remote_executor/programs/remote-executor/src/state/posted_vaa.rs
index 4e5e769957..0448456083 100644
--- a/governance/remote_executor/programs/remote-executor/src/state/posted_vaa.rs
+++ b/governance/remote_executor/programs/remote-executor/src/state/posted_vaa.rs
@@ -23,7 +23,8 @@ impl Owner for AnchorVaa {
     #[cfg(any(
         feature = "eclipse_devnet",
         feature = "eclipse_testnet",
-        feature = "eclipse_mainnet"
+        feature = "eclipse_mainnet",
+        feature = "mantis_testnet",
     ))]
     fn owner() -> Pubkey {
         Pubkey::from_str("HDwcJBJXjL9FpJ7UBsYBtaDjsBUhuLCUYoz3zr8SWWaQ").unwrap()
diff --git a/target_chains/solana/cli/src/cli.rs b/target_chains/solana/cli/src/cli.rs
index a5c413e4f7..fe05eaae4c 100644
--- a/target_chains/solana/cli/src/cli.rs
+++ b/target_chains/solana/cli/src/cli.rs
@@ -57,10 +57,12 @@ pub enum Action {
     InitializeWormholeReceiver {},
     InitializePythReceiver {
         #[clap(short = 'f', long, help = "Fee in lmaports")]
-        fee:     u64,
+        fee:                  u64,
         #[clap(short = 'e', long, parse(try_from_str = Pubkey::from_str), help = "Source emitter")]
-        emitter: Pubkey,
+        emitter:              Pubkey,
         #[clap(short = 'c', long, help = "Source chain")]
-        chain:   u16,
+        chain:                u16,
+        #[clap(short = 'a', long, parse(try_from_str = Pubkey::from_str), help = "Governance authority")]
+        governance_authority: Pubkey,
     },
 }
diff --git a/target_chains/solana/cli/src/main.rs b/target_chains/solana/cli/src/main.rs
index 3c255faed9..6c626c25be 100644
--- a/target_chains/solana/cli/src/main.rs
+++ b/target_chains/solana/cli/src/main.rs
@@ -170,6 +170,7 @@ fn main() -> Result<()> {
             fee,
             emitter,
             chain,
+            governance_authority,
         } => {
             let rpc_client = RpcClient::new(url);
             let payer =
@@ -179,7 +180,7 @@ fn main() -> Result<()> {
                 pyth_solana_receiver::instruction::Initialize::populate(
                     &payer.pubkey(),
                     pyth_solana_receiver_sdk::config::Config {
-                        governance_authority: payer.pubkey(),
+                        governance_authority,
                         target_governance_authority: None,
                         wormhole,
                         valid_data_sources: vec![DataSource { chain, emitter }],
@@ -480,7 +481,7 @@ pub fn process_transaction(
     let transaction_signature_res = rpc_client
         .send_and_confirm_transaction_with_spinner_and_config(
             &transaction,
-            CommitmentConfig::finalized(),
+            CommitmentConfig::confirmed(),
             RpcSendTransactionConfig {
                 skip_preflight: true,
                 ..Default::default()