diff --git a/packages/transaction-controller/src/TransactionController.test.ts b/packages/transaction-controller/src/TransactionController.test.ts
index 213fb8dc7c..88a60cfc10 100644
--- a/packages/transaction-controller/src/TransactionController.test.ts
+++ b/packages/transaction-controller/src/TransactionController.test.ts
@@ -305,13 +305,18 @@ function waitForTransactionFinished(
 }
 
 const MOCK_PREFERENCES = { state: { selectedAddress: 'foo' } };
-const INFURA_PROJECT_ID = '341eacb578dd44a1a049cbc5f6fd4035';
-const MAINNET_PROVIDER = new HttpProvider(
-  `https://mainnet.infura.io/v3/${INFURA_PROJECT_ID}`,
-);
-const PALM_PROVIDER = new HttpProvider(
-  `https://palm-mainnet.infura.io/v3/${INFURA_PROJECT_ID}`,
-);
+const INFURA_PROJECT_ID = 'testinfuraid';
+const HTTP_PROVIDERS = {
+  goerli: new HttpProvider('https://goerli.infura.io/v3/goerli-pid'),
+  // TODO: Investigate and address why tests break when mainet has a different INFURA_PROJECT_ID
+  mainnet: new HttpProvider(
+    `https://mainnet.infura.io/v3/${INFURA_PROJECT_ID}`,
+  ),
+  linea: new HttpProvider('https://linea.infura.io/v3/linea-pid'),
+  lineaGoerli: new HttpProvider('https://linea-g.infura.io/v3/linea-g-pid'),
+  custom: new HttpProvider(`http://127.0.0.123:456/ethrpc?apiKey=foobar`),
+  palm: new HttpProvider('https://palm-mainnet.infura.io/v3/palm-pid'),
+};
 
 type MockNetwork = {
   chainId: Hex;
@@ -323,8 +328,8 @@ type MockNetwork = {
 
 const MOCK_NETWORK: MockNetwork = {
   chainId: ChainId.goerli,
-  provider: MAINNET_PROVIDER,
-  blockTracker: buildMockBlockTracker('0x102833C', MAINNET_PROVIDER),
+  provider: HTTP_PROVIDERS.goerli,
+  blockTracker: buildMockBlockTracker('0x102833C', HTTP_PROVIDERS.goerli),
   state: {
     selectedNetworkClientId: NetworkType.goerli,
     networksMetadata: {
@@ -345,8 +350,8 @@ const MOCK_NETWORK: MockNetwork = {
 
 const MOCK_MAINNET_NETWORK: MockNetwork = {
   chainId: ChainId.mainnet,
-  provider: MAINNET_PROVIDER,
-  blockTracker: buildMockBlockTracker('0x102833C', MAINNET_PROVIDER),
+  provider: HTTP_PROVIDERS.mainnet,
+  blockTracker: buildMockBlockTracker('0x102833C', HTTP_PROVIDERS.mainnet),
   state: {
     selectedNetworkClientId: NetworkType.mainnet,
     networksMetadata: {
@@ -367,8 +372,8 @@ const MOCK_MAINNET_NETWORK: MockNetwork = {
 
 const MOCK_LINEA_MAINNET_NETWORK: MockNetwork = {
   chainId: ChainId['linea-mainnet'],
-  provider: PALM_PROVIDER,
-  blockTracker: buildMockBlockTracker('0xA6EDFC', PALM_PROVIDER),
+  provider: HTTP_PROVIDERS.linea,
+  blockTracker: buildMockBlockTracker('0xA6EDFC', HTTP_PROVIDERS.linea),
   state: {
     selectedNetworkClientId: NetworkType['linea-mainnet'],
     networksMetadata: {
@@ -389,8 +394,8 @@ const MOCK_LINEA_MAINNET_NETWORK: MockNetwork = {
 
 const MOCK_LINEA_GOERLI_NETWORK: MockNetwork = {
   chainId: ChainId['linea-goerli'],
-  provider: PALM_PROVIDER,
-  blockTracker: buildMockBlockTracker('0xA6EDFC', PALM_PROVIDER),
+  provider: HTTP_PROVIDERS.lineaGoerli,
+  blockTracker: buildMockBlockTracker('0xA6EDFC', HTTP_PROVIDERS.lineaGoerli),
   state: {
     selectedNetworkClientId: NetworkType['linea-goerli'],
     networksMetadata: {
diff --git a/packages/transaction-controller/src/helpers/MultichainTrackingHelper.test.ts b/packages/transaction-controller/src/helpers/MultichainTrackingHelper.test.ts
index b43488f3b8..69119be8e2 100644
--- a/packages/transaction-controller/src/helpers/MultichainTrackingHelper.test.ts
+++ b/packages/transaction-controller/src/helpers/MultichainTrackingHelper.test.ts
@@ -222,6 +222,16 @@ function newMultichainTrackingHelper(
 describe('MultichainTrackingHelper', () => {
   beforeEach(() => {
     jest.resetAllMocks();
+
+    for (const network of [
+      'mainnet',
+      'goerli',
+      'sepolia',
+      'customNetworkClientId-1',
+    ] as const) {
+      MOCK_BLOCK_TRACKERS[network] = buildMockBlockTracker(network);
+      MOCK_PROVIDERS[network] = buildMockProvider(network);
+    }
   });
 
   describe('onNetworkStateChange', () => {