diff --git a/crates/script/src/simulate.rs b/crates/script/src/simulate.rs
index e63c5efcefee..96b1eaefe2f0 100644
--- a/crates/script/src/simulate.rs
+++ b/crates/script/src/simulate.rs
@@ -21,7 +21,7 @@ use foundry_common::{
     get_contract_name, provider::ethers::RpcUrl, shell, types::ToAlloy, ContractsByArtifact,
 };
 use foundry_evm::traces::render_trace_arena;
-use futures::future::join_all;
+use futures::future::{join_all, try_join_all};
 use parking_lot::RwLock;
 use std::{
     collections::{BTreeMap, HashMap, VecDeque},
@@ -207,7 +207,7 @@ impl PreSimulationState {
     }
 
     /// Build [ScriptRunner] forking given RPC for each RPC used in the script.
-    async fn build_runners(&self) -> Result<HashMap<RpcUrl, ScriptRunner>> {
+    async fn build_runners(&self) -> Result<Vec<(RpcUrl, ScriptRunner)>> {
         let rpcs = self.execution_artifacts.rpc_data.total_rpcs.clone();
         if !shell::verbosity().is_silent() {
             let n = rpcs.len();
@@ -215,17 +215,13 @@ impl PreSimulationState {
             println!("\n## Setting up {n} EVM{s}.");
         }
 
-        let futs = rpcs
-            .into_iter()
-            .map(|rpc| async move {
-                let mut script_config = self.script_config.clone();
-                script_config.evm_opts.fork_url = Some(rpc.clone());
-                let runner = script_config.get_runner().await?;
-                Ok((rpc.clone(), runner))
-            })
-            .collect::<Vec<_>>();
-
-        join_all(futs).await.into_iter().collect()
+        let futs = rpcs.into_iter().map(|rpc| async move {
+            let mut script_config = self.script_config.clone();
+            script_config.evm_opts.fork_url = Some(rpc.clone());
+            let runner = script_config.get_runner().await?;
+            Ok((rpc.clone(), runner))
+        });
+        try_join_all(futs).await
     }
 
     /// If simulation is disabled, converts transactions into [TransactionWithMetadata] type