diff --git a/misc/quantum++/Makefile b/misc/quantum++/Makefile
index 093fe11801f6..17849e9078f8 100644
--- a/misc/quantum++/Makefile
+++ b/misc/quantum++/Makefile
@@ -1,28 +1,28 @@
 PORTNAME=	quantum++
 DISTVERSIONPREFIX=	v
-DISTVERSION=	4.3.3
+DISTVERSION=	4.3.4
 CATEGORIES=	misc devel
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	C++ header-only general purpose quantum computing library
 WWW=		https://github.com/softwareQinc/qpp
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 USES=		cmake:testing compiler:c++17-lang eigen:3,build,run
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	softwareQinc
 GH_PROJECT=	qpp
 
 CMAKE_TESTING_ON=	WITH_UNIT_TESTS
 CMAKE_TESTING_TARGET=	unit_tests
 
 NO_BUILD=	yes
 NO_ARCH=	yes
 
 post-test: # run tests
 	@${BUILD_WRKSRC}/unit_tests/unit_tests
 
 .include <bsd.port.mk>
diff --git a/misc/quantum++/distinfo b/misc/quantum++/distinfo
index 48299a556ba0..4fa1ed81d3cb 100644
--- a/misc/quantum++/distinfo
+++ b/misc/quantum++/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1691555168
-SHA256 (softwareQinc-qpp-v4.3.3_GH0.tar.gz) = 8a43ea7f1a3d1679016ad04cbbfb079284efdc6048784d126f7b04481d573958
-SIZE (softwareQinc-qpp-v4.3.3_GH0.tar.gz) = 5709516
+TIMESTAMP = 1692075484
+SHA256 (softwareQinc-qpp-v4.3.4_GH0.tar.gz) = efa6b440c1dae2bcdd230c1e1fd400de0d994809e4227f12c2d780b1254169d1
+SIZE (softwareQinc-qpp-v4.3.4_GH0.tar.gz) = 5710628