stellar
diff --git a/‎cmd/soroban-cli/src/commands/contract/install.rs‎
Lines changed: 25 additions & 20 deletions b/‎cmd/soroban-cli/src/commands/contract/install.rs‎
Lines changed: 25 additions & 20 deletions
@@ -132,28 +132,33 @@ impl NetworkRunnable for Cmd {
         if self.fee.build_only {
             return Ok(TxnResult::Txn(tx_without_preflight));
         }
-        let code_key =
-            xdr::LedgerKey::ContractCode(xdr::LedgerKeyContractCode { hash: hash.clone() });
-        let contract_data = client.get_ledger_entries(&[code_key]).await?;
-        // Skip install if the contract is already installed, and the contract has an extension version that isn't V0.
-        // In protocol 21 extension V1 was added that stores additional information about a contract making execution
-        // of the contract cheaper. So if folks want to reinstall we should let them which is why the install will still
-        // go ahead if the contract has a V0 extension.
-        if let Some(entries) = contract_data.entries {
-            if let Some(entry_result) = entries.first() {
-                let entry: LedgerEntryData =
-                    LedgerEntryData::from_xdr_base64(&entry_result.xdr, Limits::none())?;
+        // Don't check whether the contract is already installed when the user
+        // has requested to perform simulation only and is hoping to get a
+        // transaction back.
+        if !self.fee.sim_only {
+            let code_key =
+                xdr::LedgerKey::ContractCode(xdr::LedgerKeyContractCode { hash: hash.clone() });
+            let contract_data = client.get_ledger_entries(&[code_key]).await?;
+            // Skip install if the contract is already installed, and the contract has an extension version that isn't V0.
+            // In protocol 21 extension V1 was added that stores additional information about a contract making execution
+            // of the contract cheaper. So if folks want to reinstall we should let them which is why the install will still
+            // go ahead if the contract has a V0 extension.
+            if let Some(entries) = contract_data.entries {
+                if let Some(entry_result) = entries.first() {
+                    let entry: LedgerEntryData =
+                        LedgerEntryData::from_xdr_base64(&entry_result.xdr, Limits::none())?;
 
-                match &entry {
-                    LedgerEntryData::ContractCode(code) => {
-                        // Skip reupload if this isn't V0 because V1 extension already
-                        // exists.
-                        if code.ext.ne(&ContractCodeEntryExt::V0) {
-                            return Ok(TxnResult::Res(hash));
+                    match &entry {
+                        LedgerEntryData::ContractCode(code) => {
+                            // Skip reupload if this isn't V0 because V1 extension already
+                            // exists.
+                            if code.ext.ne(&ContractCodeEntryExt::V0) {
+                                return Ok(TxnResult::Res(hash));
+                            }
+                        }
+                        _ => {
+                            tracing::warn!("Entry retrieved should be of type ContractCode");
                         }
-                    }
-                    _ => {
-                        tracing::warn!("Entry retrieved should be of type ContractCode");
                     }
                 }
             }