diff --git a/packages/playwright-ct-core/src/injected/importRegistry.ts b/packages/playwright-ct-core/src/injected/importRegistry.ts
index 138d31ce05..1f5c1adf4c 100644
--- a/packages/playwright-ct-core/src/injected/importRegistry.ts
+++ b/packages/playwright-ct-core/src/injected/importRegistry.ts
@@ -47,3 +47,9 @@ export class ImportRegistry {
     return importedObject;
   }
 }
+
+declare global {
+  interface Window {
+    __pwRegistry: ImportRegistry;
+  }
+}
diff --git a/packages/playwright-ct-core/types/component.d.ts b/packages/playwright-ct-core/types/component.d.ts
index 1b43a944e4..7502ec2f06 100644
--- a/packages/playwright-ct-core/types/component.d.ts
+++ b/packages/playwright-ct-core/types/component.d.ts
@@ -55,7 +55,6 @@ declare global {
     __pw_hooks_after_mount?: (<HooksConfig extends JsonObject = JsonObject>(
       params: { hooksConfig?: HooksConfig; [key: string]: any }
     ) => Promise<void>)[];
-    __pwRegistry: ImportRegistry;
     // Can't start with __pw due to core reuse bindings logic for __pw*.
     __ctDispatchFunction: (ordinal: number, args: any[]) => void;
     __pwUnwrapObject: (value: any) => Promise<any>;