diff --git a/sysutils/mkr/Makefile b/sysutils/mkr/Makefile
index 39d60448ad30..cd9050f7884e 100644
--- a/sysutils/mkr/Makefile
+++ b/sysutils/mkr/Makefile
@@ -1,32 +1,31 @@
 PORTNAME=	mkr
 DISTVERSIONPREFIX=	v
-DISTVERSION=	0.63.0
-PORTREVISION=	5
+DISTVERSION=	0.64.0
 CATEGORIES=	sysutils
 
 MAINTAINER=	tagattie@FreeBSD.org
 COMMENT=	Command line tool for Mackerel
 WWW=		https://github.com/mackerelio/mkr
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-USES=		go:modules
+USES=		go:1.26+,modules
 
 GO_MODULE=	github.com/mackerelio/mkr
 GO_BUILDFLAGS=	-ldflags="-s -w"
 
 PLIST_FILES=	bin/${PORTNAME}
 PORTDOCS=	CHANGELOG.md README.md
 
 OPTIONS_DEFINE=	DOCS
 
 post-patch:
 	@${REINPLACE_CMD} -e "s|/etc|${PREFIX}&|" \
 		${WRKSRC}/vendor/github.com/mackerelio/mackerel-agent/config/config_unix.go
 
 post-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_MAN} ${PORTDOCS:S|^|${WRKSRC}/|} ${STAGEDIR}${DOCSDIR}
 
 .include <bsd.port.mk>
diff --git a/sysutils/mkr/distinfo b/sysutils/mkr/distinfo
index 7846862f2f9d..5a8f72f10ddf 100644
--- a/sysutils/mkr/distinfo
+++ b/sysutils/mkr/distinfo
@@ -1,5 +1,5 @@
-TIMESTAMP = 1765798333
-SHA256 (go/sysutils_mkr/mkr-v0.63.0/v0.63.0.mod) = 7583d1ed8a61d2ecfb64fc4e38af553ff834ef867cd1a4caa758abc3b3503aa6
-SIZE (go/sysutils_mkr/mkr-v0.63.0/v0.63.0.mod) = 3085
-SHA256 (go/sysutils_mkr/mkr-v0.63.0/v0.63.0.zip) = cde9d98a79ccc60e44feb2f388ab03df1cf1e339883e24528fb17454006be75e
-SIZE (go/sysutils_mkr/mkr-v0.63.0/v0.63.0.zip) = 139012
+TIMESTAMP = 1777212742
+SHA256 (go/sysutils_mkr/mkr-v0.64.0/v0.64.0.mod) = e80404f8ef2c06da3940bcf8c98b59c305e878dadafb983080a5d66307747d18
+SIZE (go/sysutils_mkr/mkr-v0.64.0/v0.64.0.mod) = 2978
+SHA256 (go/sysutils_mkr/mkr-v0.64.0/v0.64.0.zip) = 2f23a00338187f23e8e0e65e408c748f5d64cda2cc3ca1b2a4b41d745c5f93a9
+SIZE (go/sysutils_mkr/mkr-v0.64.0/v0.64.0.zip) = 143167