diff --git a/graphics/heimer/Makefile b/graphics/heimer/Makefile
index a8053490f0ae..6b1865d25dfa 100644
--- a/graphics/heimer/Makefile
+++ b/graphics/heimer/Makefile
@@ -1,45 +1,45 @@
 PORTNAME=	heimer
-DISTVERSION=	3.6.2
+DISTVERSION=	3.6.4
 CATEGORIES=	graphics
 MASTER_SITES=	https://github.com/juzzlin/Heimer/releases/download/${DISTVERSION}/
 
 MAINTAINER=	eduardo@FreeBSD.org
 COMMENT=	Simple mind map, diagram, and note-taking tool
 WWW=		https://github.com/juzzlin/Heimer
 
 LICENSE=	CC-BY-SA-3.0 GPLv3+
 LICENSE_COMB=	multi
 LICENSE_FILE_GPLv3+ =	${WRKSRC}/COPYING
 
 USES=		cmake:testing compiler:c++17-lang desktop-file-utils qt:5
 USE_QT=		core gui network svg widgets xml buildtools:build \
 		linguisttools:build qmake:build testlib:build
 
 PLIST_FILES=	bin/heimer \
 		share/applications/heimer.desktop \
 		share/icons/hicolor/256x256/apps/heimer.png \
 		share/metainfo/heimer.appdata.xml \
 		share/pixmaps/heimer.png
 
 PORTDOCS=	README.md
 PORTEXAMPLES=	examples/*.alz
 
 OPTIONS_DEFINE=	DOCS EXAMPLES
 
 EXAMPLES_PLIST_FILES=	${EXAMPLESDIR}/Company.alz \
 			${EXAMPLESDIR}/Family.alz \
 			${EXAMPLESDIR}/Heimer.alz \
 			${EXAMPLESDIR}/Large.alz
 
 do-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${WRKSRC}/${PORTDOCS} ${STAGEDIR}${DOCSDIR}
 
 do-install-EXAMPLES-on:
 	@${MKDIR} ${STAGEDIR}${EXAMPLESDIR}
 	(cd ${WRKSRC}/examples && ${COPYTREE_SHARE} . ${STAGEDIR}${EXAMPLESDIR})
 
 post-install:
 	${STRIP_CMD} ${STAGEDIR}${PREFIX}/bin/heimer
 
 .include <bsd.port.mk>
diff --git a/graphics/heimer/distinfo b/graphics/heimer/distinfo
index 9fc82eb63e61..5899b47d0028 100644
--- a/graphics/heimer/distinfo
+++ b/graphics/heimer/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1668202971
-SHA256 (heimer-3.6.2.tar.gz) = a248c4db74fc7264634f3ecb2f73aaffc2c6886d23de276998ee29f3f0f5d6b6
-SIZE (heimer-3.6.2.tar.gz) = 1414340
+TIMESTAMP = 1671481661
+SHA256 (heimer-3.6.4.tar.gz) = 1e0767c407dddcbb791b1af929ed96d31a99b71bcf1a13cfbb470e578ce47db8
+SIZE (heimer-3.6.4.tar.gz) = 1567603