diff --git a/audio/ccaudio2/Makefile b/audio/ccaudio2/Makefile
index 2310f79914f46..49e506c13b8f4 100644
--- a/audio/ccaudio2/Makefile
+++ b/audio/ccaudio2/Makefile
@@ -8,6 +8,9 @@ MAINTAINER=	ports@FreeBSD.org
 COMMENT=	C++ class framework for manipulating audio files
 WWW=		https://www.gnu.org/software/ccaudio/
 
+DEPRECATED=	Abandonware, no development since 2011
+EXPIRATION_DATE=2023-09-30
+
 LICENSE=	LGPL3+
 LICENSE_FILE=	${WRKSRC}/COPYING.LESSER