diff --git a/audio/libsidplayfp/Makefile b/audio/libsidplayfp/Makefile
index 097ce8592e58..6aab7c481080 100644
--- a/audio/libsidplayfp/Makefile
+++ b/audio/libsidplayfp/Makefile
@@ -1,72 +1,71 @@
 PORTNAME=	libsidplayfp
-DISTVERSION=	2.11.0
-PORTREVISION=	1
+DISTVERSION=	2.13.0
 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
 WWW=		https://github.com/libsidplayfp/libsidplayfp
 
 LICENSE=	GPLv2+
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BUILD_DEPENDS=	libgcrypt-config:security/libgcrypt
 LIB_DEPENDS=	libgcrypt.so:security/libgcrypt
 
-USES=		compiler:c++20-lang libtool pathfix pkgconfig
+USES=		compiler:c++23-lang libtool pathfix pkgconfig
 USE_LDCONFIG=	yes
 
 GNU_CONFIGURE=	yes
 CONFIGURE_ARGS=	--disable-static \
 		--with-exsid=no \
 		--with-gcrypt
 
 LDFLAGS+=	-lpthread
 
 INSTALL_TARGET=	install-strip
 
-SIDPLAYFP_SHLIB_VERSION=        6.5.36
+SIDPLAYFP_SHLIB_VERSION=        6.5.38
 STILVIEW_SHLIB_VERSION=         0.0.6
 
 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}
 
 PORTDOCS1=	NEWS README TODO
 PORTDOCS=	*
 
 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"
 .if !defined(CPUTYPE)
 CFLAGS+=	-march=penryn
 .endif
 CONFIGURE_ARGS+=	--with-simd=sse4
 .endif
 
 post-build-DOXYGEN-on:
 	${MAKE_CMD} doc -C ${WRKSRC}
 
 post-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${PORTDOCS1:S,^,${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 95b906af7e3e..54d682fba93b 100644
--- a/audio/libsidplayfp/distinfo
+++ b/audio/libsidplayfp/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1730834572
-SHA256 (libsidplayfp-2.11.0.tar.gz) = 46af5bdc36649dca8cda8631428c91946ba131824ca3b3eca37dc67e2530bc5c
-SIZE (libsidplayfp-2.11.0.tar.gz) = 813488
+TIMESTAMP = 1744662557
+SHA256 (libsidplayfp-2.13.0.tar.gz) = 1c09e3182dd53fc9ee37800f194f0d68e1fe06a8b5aee9abb5ab35d7bf6274b7
+SIZE (libsidplayfp-2.13.0.tar.gz) = 842564