diff --git a/packages/playwright/types/test.d.ts b/packages/playwright/types/test.d.ts
index 2a694bebac..da6dd6ca2e 100644
--- a/packages/playwright/types/test.d.ts
+++ b/packages/playwright/types/test.d.ts
@@ -31,10 +31,6 @@ export type ReporterDescription = Readonly<
   [string] | [string, any]
 >;
 
-type DeepPartial<T> = {
-  [P in keyof T]?: DeepPartial<T[P]>
-}
-
 type UseOptions<TestArgs, WorkerArgs> = Partial<WorkerArgs> & Partial<TestArgs>;
 
 /**
diff --git a/utils/generate_types/overrides-test.d.ts b/utils/generate_types/overrides-test.d.ts
index 2b6b322ace..d4eaa9dcde 100644
--- a/utils/generate_types/overrides-test.d.ts
+++ b/utils/generate_types/overrides-test.d.ts
@@ -30,10 +30,6 @@ export type ReporterDescription = Readonly<
   [string] | [string, any]
 >;
 
-type DeepPartial<T> = {
-  [P in keyof T]?: DeepPartial<T[P]>
-}
-
 type UseOptions<TestArgs, WorkerArgs> = Partial<WorkerArgs> & Partial<TestArgs>;
 
 interface TestProject<TestArgs = {}, WorkerArgs = {}> {