From 90b07d46263dda2312d951b791581f4523a0f174 Mon Sep 17 00:00:00 2001
From: alexandre-abrioux-rf
 <237318315+alexandre-abrioux-rf@users.noreply.github.com>
Date: Thu, 24 Sep 2026 15:14:50 +0200
Subject: [PATCH 1/2] add failing test

---
 .gitignore                                     | 2 ++
 packages/currency/test/currencyManager.test.ts | 9 +++++++++
 2 files changed, 11 insertions(+)

diff --git a/.gitignore b/.gitignore
index e767737c1b..5efc5d2a9e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,6 +26,8 @@ tsconfig.tsbuildinfo
 tsconfig.build.tsbuildinfo
 
 # tests
+/coverage/
+/reports/
 /packages/*/coverage/
 /packages/*/reports/
 
diff --git a/packages/currency/test/currencyManager.test.ts b/packages/currency/test/currencyManager.test.ts
index 574fb3689a..f4c3a1fab9 100644
--- a/packages/currency/test/currencyManager.test.ts
+++ b/packages/currency/test/currencyManager.test.ts
@@ -764,6 +764,15 @@ describe('CurrencyManager', () => {
         address: '0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359',
       });
     });
+    it('Detects native USDC matic (aka USDCn-matic) by USDC symbol and matic network', () => {
+      expect(currencyManager.from('USDC', 'matic')).toMatchObject({
+        type: RequestLogicTypes.CURRENCY.ERC20,
+        network: 'matic',
+        symbol: 'USDC',
+        id: 'USDCn-matic',
+        address: '0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359',
+      });
+    });
   });
 
   describe('validateAleoAddress', () => {

From 9c3c247ba65ed5d311d61e3132b2a2751490ec88 Mon Sep 17 00:00:00 2001
From: alexandre-abrioux-rf
 <237318315+alexandre-abrioux-rf@users.noreply.github.com>
Date: Thu, 24 Sep 2026 15:22:17 +0200
Subject: [PATCH 2/2] fix the test

---
 packages/currency/src/currencyManager.ts | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/packages/currency/src/currencyManager.ts b/packages/currency/src/currencyManager.ts
index 994d406809..dde780b680 100644
--- a/packages/currency/src/currencyManager.ts
+++ b/packages/currency/src/currencyManager.ts
@@ -73,7 +73,10 @@ export class CurrencyManager<TMeta = unknown> implements CurrencyTypes.ICurrency
     }
 
     if (network && currencyIdentifier.indexOf(network) === -1) {
-      currencyIdentifier = CurrencyManager.currencyId({ symbol: currencyIdentifier, network });
+      currencyIdentifier = CurrencyManager.currencyId(
+        { symbol: currencyIdentifier, network },
+        this.knownCurrencies,
+      );
     }
 
     const currencyFromId = this.fromId(currencyIdentifier);
@@ -232,8 +235,16 @@ export class CurrencyManager<TMeta = unknown> implements CurrencyTypes.ICurrency
   /**
    * Utility function to compute the unique identifier
    */
-  static currencyId(currency: { symbol: string; network?: string }): string {
-    return 'network' in currency ? `${currency.symbol}-${currency.network}` : currency.symbol;
+  static currencyId(
+    currency: { symbol: string; network?: string },
+    knownCurrencies?: CurrencyTypes.CurrencyDefinition[],
+  ): string {
+    return 'network' in currency
+      ? knownCurrencies?.find(
+          (ccy) =>
+            'network' in ccy && ccy.network === currency.network && ccy.symbol === currency.symbol,
+        )?.id ?? `${currency.symbol}-${currency.network}`
+      : currency.symbol;
   }
 
   /**