diff --git a/packages/playwright-test/src/common/types.ts b/packages/playwright-test/src/common/types.ts
index 1b045c1053..d61bc75537 100644
--- a/packages/playwright-test/src/common/types.ts
+++ b/packages/playwright-test/src/common/types.ts
@@ -55,11 +55,6 @@ type ConfigInternal = {
 export interface FullConfigInternal extends FullConfigPublic {
   _internal: ConfigInternal;
 
-  /**
-   * If populated, this should also be the first/only entry in _webServers. Legacy singleton `webServer` as well as those provided via an array in the user-facing playwright.config.{ts,js} will be in `_webServers`. The legacy field (`webServer`) field additionally stores the backwards-compatible singleton `webServer` since it had been showing up in globalSetup to the user.
-   */
-  webServer: FullConfigPublic['webServer'];
-
   // Overrides the public field.
   projects: FullProjectInternal[];
 }