diff --git a/packages/puppeteer-core/src/common/bidi/BrowserContext.ts b/packages/puppeteer-core/src/common/bidi/BrowserContext.ts
index 36ef2c5e4f9..1eac6045ff0 100644
--- a/packages/puppeteer-core/src/common/bidi/BrowserContext.ts
+++ b/packages/puppeteer-core/src/common/bidi/BrowserContext.ts
@@ -136,4 +136,8 @@ export class BrowserContext extends BrowserContextBase {
     await this.#init.valueOrThrow();
     return [...this.#pages.values()];
   }
+
+  override isIncognito(): boolean {
+    return false;
+  }
 }
diff --git a/test/TestExpectations.json b/test/TestExpectations.json
index 1776e48a3ae..055622bbda3 100644
--- a/test/TestExpectations.json
+++ b/test/TestExpectations.json
@@ -335,6 +335,12 @@
     "parameters": ["webDriverBiDi"],
     "expectations": ["PASS"]
   },
+  {
+    "testIdPattern": "[browsercontext.spec] BrowserContext should have default context",
+    "platforms": ["darwin", "linux", "win32"],
+    "parameters": ["webDriverBiDi"],
+    "expectations": ["PASS"]
+  },
   {
     "testIdPattern": "[CDPSession.spec] Target.createCDPSession *",
     "platforms": ["darwin", "linux", "win32"],