diff --git a/audio/asterisk-flite/Makefile b/audio/asterisk-flite/Makefile
index a62972b2f74c..1ae76763b0ae 100644
--- a/audio/asterisk-flite/Makefile
+++ b/audio/asterisk-flite/Makefile
@@ -1,40 +1,40 @@
 PORTNAME=	flite
 DISTVERSION=	3.0.20230702
 CATEGORIES=	audio
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Flite dialplan application for Asterisk
 WWW=		https://zaf.github.io/Asterisk-Flite/
 
 LICENSE=	GPLv2
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 LIB_DEPENDS=	libflite.so:audio/flite
 
 FLAVORS=	asterisk18 asterisk20 asterisk22
 FLAVOR?=	${FLAVORS:[3]}
 
 ${FLAVOR}_PKGNAMEPREFIX=	${FLAVOR}-
 ${FLAVOR}_BUILD_DEPENDS=	asterisk:net/${FLAVOR}
 ${FLAVOR}_RUN_DEPENDS=		asterisk:net/${FLAVOR}
 
 USES=		compiler:c11 gmake localbase
 USE_GITHUB=	yes
 GH_ACCOUNT=	zaf
 GH_PROJECT=	Asterisk-Flite
 GH_TAGNAME=	a3ed85151a1c875471568a959dce1bb35cca109b
 
 INSTALL_TARGET=	install samples
 
-CONFLICTS_INSTALL=	asterisk[0-9][0-9]-flite # etc/asterisk/flite.conf.sample
+CONFLICTS_INSTALL=	${FLAVORS:N${FLAVOR}:C|(.+)|\1-${PORTNAME}|} # etc/asterisk/flite.conf.sample
 
 .include <bsd.port.pre.mk>
 
 .if ${CHOSEN_COMPILER_TYPE} == clang
 CFLAGS+=	-fblocks
 .endif
 
 post-install:
 	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/asterisk/modules/app_flite.so
 
 .include <bsd.port.post.mk>