diff --git a/sdk/core/core-rest-pipeline/src/nodeHttpClient.ts b/sdk/core/core-rest-pipeline/src/nodeHttpClient.ts
index f750d303e3c8..4dafde592688 100644
--- a/sdk/core/core-rest-pipeline/src/nodeHttpClient.ts
+++ b/sdk/core/core-rest-pipeline/src/nodeHttpClient.ts
@@ -207,7 +207,7 @@ class NodeHttpClient implements HttpClient {
       throw new Error(`Cannot connect to ${request.url} while allowInsecureConnection is false.`);
     }
 
-    const agent = request.agent ?? this.getOrCreateAgent(request, isInsecure);
+    const agent = (request.agent as http.Agent) ?? this.getOrCreateAgent(request, isInsecure);
     const options: http.RequestOptions = {
       agent,
       hostname: url.hostname,
diff --git a/sdk/identity/identity/test/internal/node/interactiveBrowserCredential.spec.ts b/sdk/identity/identity/test/internal/node/interactiveBrowserCredential.spec.ts
index ca006da32690..b90d1b8e62ff 100644
--- a/sdk/identity/identity/test/internal/node/interactiveBrowserCredential.spec.ts
+++ b/sdk/identity/identity/test/internal/node/interactiveBrowserCredential.spec.ts
@@ -12,8 +12,6 @@ import { InteractiveBrowserCredential } from "../../../src";
 import { MsalTestCleanup, msalNodeTestSetup } from "../../msalTestUtils";
 import { interactiveBrowserMockable } from "../../../src/msal/nodeFlows/msalOpenBrowser";
 
-import { URL } from "url";
-
 declare global {
   namespace NodeJS {
     interface Global {
@@ -38,11 +36,6 @@ describe("InteractiveBrowserCredential (internal)", function() {
   const scope = "https://vault.azure.net/.default";
 
   it("Throws an expected error if no browser is available", async function(this: Context) {
-    // On Node 8, URL is not defined. We use URL on the msalOpenBrowser.ts file.
-    if (process.version.startsWith("v8.")) {
-      global.URL = URL;
-    }
-
     // The SinonStub type does not include this second parameter to throws().
     const testErrorMessage = "No browsers available on this test.";
     (sandbox.stub(interactiveBrowserMockable, "open") as any).throws("TestError", testErrorMessage);
diff --git a/sdk/test-utils/perfstress/src/policy.ts b/sdk/test-utils/perfstress/src/policy.ts
index d0093035f852..c259da90607b 100644
--- a/sdk/test-utils/perfstress/src/policy.ts
+++ b/sdk/test-utils/perfstress/src/policy.ts
@@ -14,7 +14,7 @@ import * as url from "url";
  */
 export class PerfStressPolicy extends BaseRequestPolicy {
   private host: string;
-  private port?: string;
+  private port?: string | null;
 
   /**
    * It receives the common parameters sent to any core-http policy, plus the host and the port.
@@ -27,7 +27,7 @@ export class PerfStressPolicy extends BaseRequestPolicy {
     nextPolicy: RequestPolicy,
     options: RequestPolicyOptions,
     host: string,
-    port?: string
+    port?: string | null
   ) {
     super(nextPolicy, options);
     this.host = host;