diff --git a/src/darwin/Framework/CHIP/MTRDeviceControllerStartupParams.h b/src/darwin/Framework/CHIP/MTRDeviceControllerStartupParams.h index dfafee444916aa..8ff5775ed71279 100644 --- a/src/darwin/Framework/CHIP/MTRDeviceControllerStartupParams.h +++ b/src/darwin/Framework/CHIP/MTRDeviceControllerStartupParams.h @@ -16,7 +16,7 @@ #import -typedef NSData * MTRCertificateDERBytes; +#import NS_ASSUME_NONNULL_BEGIN