diff --git a/science/qt6-quick3dphysics/Makefile b/science/qt6-quick3dphysics/Makefile
index 2f8ac5d7d9f6..578413a0b34a 100644
--- a/science/qt6-quick3dphysics/Makefile
+++ b/science/qt6-quick3dphysics/Makefile
@@ -1,18 +1,44 @@
 PORTNAME=	quick3dphysics
 DISTVERSION=	${QT6_VERSION}
+PORTREVISION=	1
 CATEGORIES=	science
 PKGNAMEPREFIX=	qt6-
 
 MAINTAINER=	kde@FreeBSD.org
 COMMENT=	High-level API for physics simulation
 WWW=		https://qt.io
 
 BUILD_DEPENDS=	vulkan-headers>0:graphics/vulkan-headers
 LIB_DEPENDS=	libxkbcommon.so:x11/libxkbcommon
 
 USES=		cmake compiler:c++17-lang gl pkgconfig qt-dist:6
 USE_GL=		opengl
+USE_LDCONFIG=	yes
 USE_LOCALE=	C.UTF-8
 USE_QT=		base declarative quick3d shadertools
 
+OPTIONS_DEFINE_aarch64=	SIMD
+OPTIONS_DEFINE_amd64=	SIMD
+OPTIONS_DEFINE_armv7=	SIMD
+OPTIONS_DEFINE_i386=	SIMD
+OPTIONS_DEFAULT_aarch64=SIMD
+OPTIONS_DEFAULT_amd64=	SIMD
+OPTIONS_DEFAULT_armv7=	SIMD
+
+.include <bsd.port.options.mk>
+
+# Either SSE2 or NEON instruction sets are required on i386/amd64 or armv7/
+# aarch64, respectively, to compile vector intrinsics. However i386 does not
+# guarantee SSE2, nor does armv7 NEON, but from what I understand, llvm implies
+# NEON for armv7. If the SIMD option is selected on i386 and SSE2 is not
+# available, we ignore. SIMD support on other platforms is not implemented.
+
+.if ${PORT_OPTIONS:MSIMD}
+.  if ${ARCH} == "i386" && empty(MACHINE_CPU:Msse2)
+IGNORE=		sse2 instructions required
+.  endif
+.else
+CFLAGS+=	-DPX_SIMD_DISABLED
+.endif
+
 .include <bsd.port.mk>