diff --git a/blockchain-watcher/config/default.json b/blockchain-watcher/config/default.json
index 50cf769c..a70b3382 100644
--- a/blockchain-watcher/config/default.json
+++ b/blockchain-watcher/config/default.json
@@ -79,7 +79,7 @@
     },
     "acala": {
       "name": "acala",
-      "network": "testnet",
+      "network": "mandala",
       "chainId": 12,
       "rpcs": ["https://eth-rpc-tc9.aca-staging.network"],
       "timeout": 10000
diff --git a/blockchain-watcher/test/mocks/configMock.ts b/blockchain-watcher/test/mocks/configMock.ts
index 3ef716a3..0140cbf2 100644
--- a/blockchain-watcher/test/mocks/configMock.ts
+++ b/blockchain-watcher/test/mocks/configMock.ts
@@ -61,7 +61,7 @@ export const configMock = (): Config => {
     },
     acala: {
       name: "acala",
-      network: "testnet",
+      network: "mandala",
       chainId: 12,
       rpcs: ["http://localhost"],
       timeout: 10000,