diff --git a/deskutils/growl-for-linux/Makefile b/deskutils/growl-for-linux/Makefile
index e7fbe3f81154..8446291079fa 100644
--- a/deskutils/growl-for-linux/Makefile
+++ b/deskutils/growl-for-linux/Makefile
@@ -10,6 +10,9 @@ WWW=		http://mattn.github.com/growl-for-linux/
 LICENSE=	BSD2CLAUSE
 LICENSE_FILE=	${WRKSRC}/COPYING
 
+DEPRECATED=	Obsolete software that does not compile with recent versions of GCC or Clang
+EXPIRATION_DATE=	2026-05-12
+
 BUILD_DEPENDS=	desktop-file-install:devel/desktop-file-utils
 LIB_DEPENDS=	libcurl.so:ftp/curl \
 		libdbus-1.so:devel/dbus \