diff --git a/evm_loader/lib/src/types/mod.rs b/evm_loader/lib/src/types/mod.rs
index e038c6f9c..772cdeb65 100644
--- a/evm_loader/lib/src/types/mod.rs
+++ b/evm_loader/lib/src/types/mod.rs
@@ -19,8 +19,8 @@ use evm_loader::types::{StorageKey, Transaction};
 use evm_loader::{
     account_storage::AccountStorage,
     types::{
-        vector::VectorVecExt, vector::VectorVecSlowExt, AccessListTx, DynamicFeeTx, LegacyTx,
-        TransactionPayload,
+        vector::VectorVecExt, vector::VectorVecSlowExt, AccessListTx, DynamicFeeTx, ExecutionMap,
+        LegacyTx, TransactionPayload,
     },
 };
 use serde::{Deserialize, Serialize};
@@ -268,6 +268,7 @@ pub struct EmulateRequest {
     #[serde_as(as = "Option<HashMap<DisplayFromStr,_>>")]
     pub solana_overrides: Option<HashMap<Pubkey, Option<SerializedAccount>>>,
     pub provide_account_info: Option<AccountInfoLevel>,
+    pub execution_map: Option<ExecutionMap>,
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize)]
@@ -481,7 +482,8 @@ mod tests {
                     "data": "0102030405"
                 }
             },
-            "provide_account_info": null
+            "provide_account_info": null,
+            "execution_map": null
         }
         "#;
 
diff --git a/evm_loader/program/src/types/execution_map.rs b/evm_loader/program/src/types/execution_map.rs
new file mode 100644
index 000000000..7826e5239
--- /dev/null
+++ b/evm_loader/program/src/types/execution_map.rs
@@ -0,0 +1,16 @@
+use serde::{Deserialize, Serialize};
+
+#[allow(dead_code)]
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct ExecutionStep {
+    pub block: u64,
+    pub index: Option<u64>,
+    pub is_reset: bool,
+    pub is_return: bool,
+    pub steps: u32,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct ExecutionMap {
+    pub steps: Vec<ExecutionStep>,
+}
diff --git a/evm_loader/program/src/types/mod.rs b/evm_loader/program/src/types/mod.rs
index d6e7fff22..8da4da435 100644
--- a/evm_loader/program/src/types/mod.rs
+++ b/evm_loader/program/src/types/mod.rs
@@ -1,4 +1,5 @@
 pub use address::Address;
+pub use execution_map::{ExecutionMap, ExecutionStep};
 pub use transaction::AccessListTx;
 pub use transaction::DynamicFeeTx;
 pub use transaction::LegacyTx;
@@ -14,4 +15,5 @@ pub mod tree_map;
 #[macro_use]
 pub mod vector;
 pub mod boxx;
+pub mod execution_map;
 pub mod read_raw_utils;