diff --git a/audio/libsidplayfp/Makefile b/audio/libsidplayfp/Makefile
index 3b8e634f2810..173ba751ec31 100644
--- a/audio/libsidplayfp/Makefile
+++ b/audio/libsidplayfp/Makefile
@@ -1,66 +1,65 @@
 PORTNAME=	libsidplayfp
-PORTVERSION=	1
-DISTVERSION=	2.3.0
+DISTVERSION=	2.3.1
 CATEGORIES=	audio
 MASTER_SITES=	https://github.com/${PORTNAME}/${PORTNAME}/releases/download/v${DISTVERSION}/
 
 MAINTAINER=	fluffy@FreeBSD.org
 COMMENT=	Library to play Commodore 64 music derived from libsidplay2
 
 LICENSE=	GPLv2+
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BUILD_DEPENDS=	libgcrypt-config:security/libgcrypt
 LIB_DEPENDS=	libgcrypt.so:security/libgcrypt \
 		libgpg-error.so:security/libgpg-error
 
 USES=		compiler:c++11-lang libtool pathfix pkgconfig
 USE_LDCONFIG=	yes
 
 GNU_CONFIGURE=	yes
 CONFIGURE_ARGS=	--disable-static \
 		--with-exsid=no \
 		--with-gcrypt
 
 INSTALL_TARGET=	install-strip
 
 PLIST_SUB+=	SIDPLAYFP_SHLIB_VER=${SIDPLAYFP_SHLIB_VERSION:C/\.[[:digit:].]+//} \
 		SIDPLAYFP_SHLIB_VERSION=${SIDPLAYFP_SHLIB_VERSION} \
 		STILVIEW_SHLIB_VER=${STILVIEW_SHLIB_VERSION:C/\.[[:digit:].]+//} \
 		STILVIEW_SHLIB_VERSION=${STILVIEW_SHLIB_VERSION}
 
 PORTDOCS=	NEWS README TODO
 
 OPTIONS_DEFINE=	DEBUG DOCS DOXYGEN
 OPTIONS_SUB=	yes
 
 DEBUG_CONFIGURE_ON=	--enable-debug=full
 
 DOXYGEN_BUILD_DEPENDS=		doxygen:devel/doxygen
 DOXYGEN_CONFIGURE_ENV_OFF=	ac_cv_prog_HAVE_DOXYGEN=false
 
 .include <bsd.port.options.mk>
 
 .if ${ARCH} == "aarch64"
 CONFIGURE_ARGS+=	--with-simd=neon
 .endif
 
 .if ${ARCH} == "amd64"
 CONFIGURE_ARGS+=	--with-simd=sse2
 .endif
 
-SIDPLAYFP_SHLIB_VERSION=	6.3.22
+SIDPLAYFP_SHLIB_VERSION=	6.3.23
 STILVIEW_SHLIB_VERSION=		0.0.4
 
 post-build-DOXYGEN-on:
 	${MAKE_CMD} doc -C ${WRKSRC}
 
 post-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${PORTDOCS:S,^,${WRKSRC}/,} ${STAGEDIR}${DOCSDIR}
 
 post-install-DOXYGEN-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}/html
 	${INSTALL_DATA} ${WRKSRC}/docs/html/* ${STAGEDIR}${DOCSDIR}/html
 
 .include <bsd.port.mk>
diff --git a/audio/libsidplayfp/distinfo b/audio/libsidplayfp/distinfo
index c5adb6e4d6be..1d2f071e440a 100644
--- a/audio/libsidplayfp/distinfo
+++ b/audio/libsidplayfp/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1632642124
-SHA256 (libsidplayfp-2.3.0.tar.gz) = 30b91b2b9a3a644533c8e4e926724efb8b4cf06aded1fcec4c68aa21159b8673
-SIZE (libsidplayfp-2.3.0.tar.gz) = 794863
+TIMESTAMP = 1639653813
+SHA256 (libsidplayfp-2.3.1.tar.gz) = aef70cc30648eb89d32f56c691a5a40cdffc7421f43b4aa242f4d123eb9258a2
+SIZE (libsidplayfp-2.3.1.tar.gz) = 797779