diff --git a/audio/snack/Makefile b/audio/snack/Makefile
index 41ac6265e8cd..96e405a1a83d 100644
--- a/audio/snack/Makefile
+++ b/audio/snack/Makefile
@@ -14,6 +14,8 @@ DISTNAME=	${PORTNAME}${PORTVERSION}
 
 MAINTAINER=	ports@FreeBSD.org
 
+LIB_DEPENDS=	tk83.1:${PORTSDIR}/x11-toolkits/tk83
+
 WRKSRC=		${WRKDIR}/${DISTNAME}/unix
 GNU_CONFIGURE=	yes
 CONFIGURE_ARGS=	--with-tcl=${LOCALBASE}/lib/tcl8.3 \