diff --git a/audio/gmsynth-lv2/Makefile b/audio/gmsynth-lv2/Makefile
index c32d6dc144df..d52187de6603 100644
--- a/audio/gmsynth-lv2/Makefile
+++ b/audio/gmsynth-lv2/Makefile
@@ -1,38 +1,38 @@
 PORTNAME=	gmsynth
 DISTVERSIONPREFIX=	v
-DISTVERSION=	0.5.1
+DISTVERSION=	0.5.2
 CATEGORIES=	audio
 PKGNAMESUFFIX=	-lv2
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	General MIDI LV2 Synth
 WWW=		https://x42-plugins.com/x42/x42-gmsynth
 
 LICENSE=	GPLv2
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BUILD_DEPENDS=	lv2>0:audio/lv2
 # FluidSynth is left bundled based on the project owner's request: https://github.com/x42/gmsynth.lv2/issues/2#issuecomment-441458303
 
 USES=		gmake gnome pkgconfig
 USE_GNOME=	glib20
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	x42
 GH_PROJECT=	${PORTNAME}.lv2
 
 BINARY_ALIAS=	git=false
 
 PLIST_FILES=	lib/lv2/${PORTNAME}.lv2/GeneralUser_LV2.sf2 \
 		lib/lv2/${PORTNAME}.lv2/${PORTNAME}.so \
 		lib/lv2/${PORTNAME}.lv2/${PORTNAME}.ttl \
 		lib/lv2/${PORTNAME}.lv2/manifest.ttl
 
 OPTIONS_DEFINE_amd64=	SIMD
 OPTIONS_DEFINE_i386=	SIMD
 OPTIONS_DEFAULT_amd64=	SIMD
 OPTIONS_DEFAULT_i386=	SIMD
 
-SIMD_MAKE_ENV=		PORT_SIMD_FLAGS="-msse -msse2 -mfpmath=sse"
+SIMD_MAKE_ENV=		HAVE_SSE=yes
 
 .include <bsd.port.mk>
diff --git a/audio/gmsynth-lv2/distinfo b/audio/gmsynth-lv2/distinfo
index 65db179a76fa..e358171f9fcc 100644
--- a/audio/gmsynth-lv2/distinfo
+++ b/audio/gmsynth-lv2/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1667864090
-SHA256 (x42-gmsynth.lv2-v0.5.1_GH0.tar.gz) = e8382b2263f1bd2c9791ba34a33b7a2ca94ba19d45957f075898416f56ccfa4d
-SIZE (x42-gmsynth.lv2-v0.5.1_GH0.tar.gz) = 28951324
+TIMESTAMP = 1668973378
+SHA256 (x42-gmsynth.lv2-v0.5.2_GH0.tar.gz) = 6019cbf497bdcf720031111ec3f20e1ffce3ed674dda2dada439f76bb5a7d6e3
+SIZE (x42-gmsynth.lv2-v0.5.2_GH0.tar.gz) = 28951255
diff --git a/audio/gmsynth-lv2/files/patch-Makefile b/audio/gmsynth-lv2/files/patch-Makefile
deleted file mode 100644
index 5dcc6adcb94c..000000000000
--- a/audio/gmsynth-lv2/files/patch-Makefile
+++ /dev/null
@@ -1,11 +0,0 @@
---- Makefile.orig	2022-10-31 15:07:16 UTC
-+++ Makefile
-@@ -26,7 +26,7 @@ ifneq (,$(findstring 86,$(MACHINE)))
- endif
- 
- ifeq ($(HAVE_SSE),yes)
--  OPTIMIZATIONS ?= -msse -msse2 -mfpmath=sse --fast-math -fomit-frame-pointer -O3 -fno-finite-math-only -DNDEBUG
-+  OPTIMIZATIONS ?= $(PORT_SIMD_FLAGS) -ffast-math -fomit-frame-pointer -O3 -fno-finite-math-only -DNDEBUG
- else
-   OPTIMIZATIONS ?= -fomit-frame-pointer -O3 -fno-finite-math-only -DNDEBUG
- endif