diff --git a/sysutils/mackerel-agent/Makefile b/sysutils/mackerel-agent/Makefile
index 8e4e06cec045..cde97991056a 100644
--- a/sysutils/mackerel-agent/Makefile
+++ b/sysutils/mackerel-agent/Makefile
@@ -1,27 +1,26 @@
 PORTNAME=	mackerel-agent
 DISTVERSIONPREFIX=	v
-DISTVERSION=	0.84.1
-PORTREVISION=	2
+DISTVERSION=	0.84.3
 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 470367946fe8..c7e145c4f26f 100644
--- a/sysutils/mackerel-agent/distinfo
+++ b/sysutils/mackerel-agent/distinfo
@@ -1,5 +1,5 @@
-TIMESTAMP = 1741149244
-SHA256 (go/sysutils_mackerel-agent/mackerel-agent-v0.84.1/v0.84.1.mod) = acd6d1b9f7b4302665b32874f04c581c521efcdefb117fa90c6ef5ad538a279e
-SIZE (go/sysutils_mackerel-agent/mackerel-agent-v0.84.1/v0.84.1.mod) = 1957
-SHA256 (go/sysutils_mackerel-agent/mackerel-agent-v0.84.1/v0.84.1.zip) = da94561d25f99adc3a72f2d4f0465a262769ac31ab3eeb4068a6c11f3f0bbdab
-SIZE (go/sysutils_mackerel-agent/mackerel-agent-v0.84.1/v0.84.1.zip) = 251347
+TIMESTAMP = 1744776975
+SHA256 (go/sysutils_mackerel-agent/mackerel-agent-v0.84.3/v0.84.3.mod) = 0bfbbbc63923dac1522431f7c16a7893a055cfe0b06658a36d80cf0d28fd2aad
+SIZE (go/sysutils_mackerel-agent/mackerel-agent-v0.84.3/v0.84.3.mod) = 1950
+SHA256 (go/sysutils_mackerel-agent/mackerel-agent-v0.84.3/v0.84.3.zip) = 86264c0a3f1fb4287161f10f9352f6bcbb5145f373c6b87a25dc6dbe91eff580
+SIZE (go/sysutils_mackerel-agent/mackerel-agent-v0.84.3/v0.84.3.zip) = 251748