diff --git a/sysutils/mackerel-agent/Makefile b/sysutils/mackerel-agent/Makefile
index 97ec5871c478..2833746f4aa4 100644
--- a/sysutils/mackerel-agent/Makefile
+++ b/sysutils/mackerel-agent/Makefile
@@ -1,27 +1,26 @@
 PORTNAME=	mackerel-agent
 DISTVERSIONPREFIX=	v
-DISTVERSION=	0.78.0
-PORTREVISION=	1
+DISTVERSION=	0.78.3
 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 0bdf89588fa6..a61965654287 100644
--- a/sysutils/mackerel-agent/distinfo
+++ b/sysutils/mackerel-agent/distinfo
@@ -1,5 +1,5 @@
-TIMESTAMP = 1698815389
-SHA256 (go/sysutils_mackerel-agent/mackerel-agent-v0.78.0/v0.78.0.mod) = c90f3bd2e219b04d18adb4b436b38d25f83be06120575ccd79492f3998f4ccd7
-SIZE (go/sysutils_mackerel-agent/mackerel-agent-v0.78.0/v0.78.0.mod) = 1983
-SHA256 (go/sysutils_mackerel-agent/mackerel-agent-v0.78.0/v0.78.0.zip) = 8ad9e1798b4abd075d60ad18fb78f9f5999a1de4c62dfa5f97b99113d40dc051
-SIZE (go/sysutils_mackerel-agent/mackerel-agent-v0.78.0/v0.78.0.zip) = 248512
+TIMESTAMP = 1703490933
+SHA256 (go/sysutils_mackerel-agent/mackerel-agent-v0.78.3/v0.78.3.mod) = 75c7f1b40c9054d935261879e446b8c724f69ca9ff01b5d171c80800d0b72081
+SIZE (go/sysutils_mackerel-agent/mackerel-agent-v0.78.3/v0.78.3.mod) = 1983
+SHA256 (go/sysutils_mackerel-agent/mackerel-agent-v0.78.3/v0.78.3.zip) = 2d56ee01d0aba0b1977c88668c4d9e1687ce26310521fc98f4fd7b35b89c7ba3
+SIZE (go/sysutils_mackerel-agent/mackerel-agent-v0.78.3/v0.78.3.zip) = 250066