diff --git a/packages/core-sdk/test/integration/royalty.test.ts b/packages/core-sdk/test/integration/royalty.test.ts
index 1de96486..92bd7554 100644
--- a/packages/core-sdk/test/integration/royalty.test.ts
+++ b/packages/core-sdk/test/integration/royalty.test.ts
@@ -112,7 +112,6 @@ describe("Test royalty Functions", () => {
       });
       await transferToken();
     });
-
     it("should not throw error when pay royalty on behalf", async () => {
       const response = await client.royalty.payRoyaltyOnBehalf({
         receiverIpId: parentIpId,
diff --git a/packages/core-sdk/test/unit/resources/dispute.test.ts b/packages/core-sdk/test/unit/resources/dispute.test.ts
index 082e3e84..20efe499 100644
--- a/packages/core-sdk/test/unit/resources/dispute.test.ts
+++ b/packages/core-sdk/test/unit/resources/dispute.test.ts
@@ -17,9 +17,6 @@ describe("Test DisputeClient", () => {
     rpcMock = createMock<PublicClient>();
     walletMock = createMock<WalletClient>();
     disputeClient = new DisputeClient(rpcMock, walletMock);
-    if (!process.env.WALLET_PRIVATE_KEY) {
-      throw new Error("WALLET_PRIVATE_KEY environment variable is not set.");
-    }
   });
 
   afterEach(() => {
@@ -27,6 +24,11 @@ describe("Test DisputeClient", () => {
   });
 
   describe("Test raiseDispute", () => {
+    it("should have a private key", () => {
+      if (!process.env.WALLET_PRIVATE_KEY) {
+        throw new Error("WALLET_PRIVATE_KEY environment variable is not set.");
+      }
+    });
     it("throw address error when call raiseDispute with invalid targetIpId", async () => {
       try {
         await disputeClient.raiseDispute({