diff --git a/sysutils/mackerel-agent/Makefile b/sysutils/mackerel-agent/Makefile
index 395b6a603c5f..ebe0d8aa2f33 100644
--- a/sysutils/mackerel-agent/Makefile
+++ b/sysutils/mackerel-agent/Makefile
@@ -1,26 +1,26 @@
 PORTNAME=	mackerel-agent
 DISTVERSIONPREFIX=	v
-DISTVERSION=	0.83.0
+DISTVERSION=	0.84.0
 CATEGORIES=	sysutils
 
 MAINTAINER=	meta@FreeBSD.org
 COMMENT=	Agent program to post your hosts' metrics to mackerel.io
 WWW=		https://mackerel.io
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 USES=		go:modules
 USE_RC_SUBR=	mackerel_agent
 GO_MODULE=	github.com/mackerelio/mackerel-agent
 
 post-patch:
 	${REINPLACE_CMD} -e "s|/etc|${PREFIX}/etc|" ${WRKSRC}/config/config_unix.go
 
 post-stage:
 	${MKDIR} ${STAGEDIR}${ETCDIR}
 	${INSTALL_DATA} ${WRKSRC}/mackerel-agent.sample.conf ${STAGEDIR}${ETCDIR}
 	${MV} ${STAGEDIR}${ETCDIR}/mackerel-agent.sample.conf \
 		${STAGEDIR}${ETCDIR}/mackerel-agent.conf.sample
 
 .include <bsd.port.mk>
diff --git a/sysutils/mackerel-agent/distinfo b/sysutils/mackerel-agent/distinfo
index 7bf6b3d559a7..6b2b69ff6b74 100644
--- a/sysutils/mackerel-agent/distinfo
+++ b/sysutils/mackerel-agent/distinfo
@@ -1,5 +1,5 @@
-TIMESTAMP = 1733280857
-SHA256 (go/sysutils_mackerel-agent/mackerel-agent-v0.83.0/v0.83.0.mod) = 59cd0f49c00ff057c9096694425bf1a71b522ac93d17975c70ac3afb90649d1a
-SIZE (go/sysutils_mackerel-agent/mackerel-agent-v0.83.0/v0.83.0.mod) = 1985
-SHA256 (go/sysutils_mackerel-agent/mackerel-agent-v0.83.0/v0.83.0.zip) = 0a6db1257ab76aeddf155c6c777c1c73d466a9f4697e7b8e9295da1771d44e84
-SIZE (go/sysutils_mackerel-agent/mackerel-agent-v0.83.0/v0.83.0.zip) = 250493
+TIMESTAMP = 1738223708
+SHA256 (go/sysutils_mackerel-agent/mackerel-agent-v0.84.0/v0.84.0.mod) = acd6d1b9f7b4302665b32874f04c581c521efcdefb117fa90c6ef5ad538a279e
+SIZE (go/sysutils_mackerel-agent/mackerel-agent-v0.84.0/v0.84.0.mod) = 1957
+SHA256 (go/sysutils_mackerel-agent/mackerel-agent-v0.84.0/v0.84.0.zip) = 565aa11661e67f7103c19dc42d19f29d52bc75daece99e67560de6df99eb7cfb
+SIZE (go/sysutils_mackerel-agent/mackerel-agent-v0.84.0/v0.84.0.zip) = 251056