diff --git a/lib/paymentProcessor.js b/lib/paymentProcessor.js
index ab89be5..0e32ac2 100644
--- a/lib/paymentProcessor.js
+++ b/lib/paymentProcessor.js
@@ -284,14 +284,31 @@ function processSalviumAwarePayments(currentHeight) {
 				let rpcCommand = "transfer";
 				let rpcRequest = transferCmd.rpc;
 
-				if (config.symbol === 'SAL1') {
-        				transferCmd.rpc.destinations.forEach(destination => {
-            					destination.asset_type = "SAL1";
-        				});
-				        transferCmd.rpc.source_asset = "SAL1";
-        				transferCmd.rpc.dest_asset = "SAL1";
-				        transferCmd.rpc.tx_type = 3;
-    				}
+				// Handle Salvium asset type settings based on height
+				if (utils.isSalviumEnabled()) {
+					// Guard against missing structures
+					if (transferCmd && transferCmd.rpc) {
+						// Compute effective symbol by height
+						let transitionHeight = config.salvium && config.salvium.heights && config.salvium.heights.audit_phase1 
+							? config.salvium.heights.audit_phase1 
+							: 815;
+						let effectiveSymbol = (currentHeight >= transitionHeight) ? 'SAL1' : 'SAL';
+						
+						// Set asset fields for all destinations
+						if (transferCmd.rpc.destinations && Array.isArray(transferCmd.rpc.destinations)) {
+							transferCmd.rpc.destinations.forEach(destination => {
+								destination.asset_type = effectiveSymbol;
+							});
+						}
+						
+						// Set source and destination assets
+						transferCmd.rpc.source_asset = effectiveSymbol;
+						transferCmd.rpc.dest_asset = effectiveSymbol;
+						
+						// Always set tx_type = 3 for Salvium (both phases)
+						transferCmd.rpc.tx_type = 3;
+					}
+				}
 
 
 				if (daemonType === "bytecoin") {