diff --git a/audio/libsidplayfp/Makefile b/audio/libsidplayfp/Makefile
index e51104ec56bd..1fd7bf17ddeb 100644
--- a/audio/libsidplayfp/Makefile
+++ b/audio/libsidplayfp/Makefile
@@ -1,57 +1,57 @@
 PORTNAME=	libsidplayfp
-DISTVERSION=	2.15.0
+DISTVERSION=	2.15.1
 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
 WWW=		https://github.com/libsidplayfp/libsidplayfp
 
 LICENSE=	GPLv2+
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 LIB_DEPENDS=	libgcrypt.so:security/libgcrypt
 
 USES=		compiler:c++23-lang libtool 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=        6.6.41
+SIDPLAYFP_SHLIB_VERSION=        6.6.42
 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
 
 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 638bf1e6a82b..806091b2a9f1 100644
--- a/audio/libsidplayfp/distinfo
+++ b/audio/libsidplayfp/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1754208046
-SHA256 (libsidplayfp-2.15.0.tar.gz) = 42c28b9ef57998ad66bbbb3dfab00c6684715c643d9ccc9ac8da4d7cf296dd00
-SIZE (libsidplayfp-2.15.0.tar.gz) = 853021
+TIMESTAMP = 1758332473
+SHA256 (libsidplayfp-2.15.1.tar.gz) = 499201cc87bd6dacfd4480834c6ff0171264a22a436906d0a8bafc009db0b75c
+SIZE (libsidplayfp-2.15.1.tar.gz) = 857113