diff --git a/MOVED b/MOVED
index 2a24bf81f29ee..22eced175e251 100644
--- a/MOVED
+++ b/MOVED
@@ -2976,3 +2976,4 @@ x11-themes/kde-icons-gartoon-svg||2024-01-25|Has expired: Upstream WWW returns N
 x11-themes/kde-icons-graphite-rade8||2024-01-25|Has expired: Upstream WWW returns Not Found
 x11-themes/kde-icons-lime-rade8||2024-01-25|Has expired: Upstream WWW returns Not Found
 x11-themes/kde-icons-lush||2024-01-25|Has expired: Upstream WWW returns Not Found
+audio/sphinxbase||2024-01-25|Has expired: Upstream last release was in 2012
diff --git a/audio/Makefile b/audio/Makefile
index 7762a31141684..a126222297903 100644
--- a/audio/Makefile
+++ b/audio/Makefile
@@ -763,7 +763,6 @@
     SUBDIR += speex
     SUBDIR += speexdsp
     SUBDIR += spek
-    SUBDIR += sphinxbase
     SUBDIR += spiralloops
     SUBDIR += spiralsynth
     SUBDIR += spiralsynthmodular
diff --git a/audio/sphinxbase/Makefile b/audio/sphinxbase/Makefile
deleted file mode 100644
index 96986aec4b823..0000000000000
--- a/audio/sphinxbase/Makefile
+++ /dev/null
@@ -1,43 +0,0 @@
-PORTNAME=	sphinxbase
-PORTVERSION=	0.8
-PORTREVISION=	2
-CATEGORIES=	audio accessibility
-MASTER_SITES=	SF/cmusphinx/${PORTNAME}/${PORTVERSION}
-
-MAINTAINER=	ports@FreeBSD.org
-COMMENT=	CMU Sphinx Speech recognition system base
-WWW=		http://www.speech.cs.cmu.edu/sphinx/
-
-LICENSE=	BSD2CLAUSE MIT
-LICENSE_COMB=	dual
-LICENSE_FILE=	${WRKSRC}/COPYING
-
-DEPRECATED=	Upstream last release was in 2012
-EXPIRATION_DATE=	2024-01-25
-
-USES=		bison:alias gmake pathfix libtool localbase
-USE_LDCONFIG=	yes
-
-GNU_CONFIGURE=	yes
-CONFIGURE_ARGS+=	--without-python --without-lapack
-CONFIGURE_ENV+=	HAVE_DOXYGEN=no
-
-MAKE_ENV=	MKDIR="${MKDIR}" \
-		OSVERSION=${OSVERSION}
-
-OPTIONS_DEFINE=	SNDFILE THREADS
-OPTIONS_DEFAULT=	THREADS
-
-SNDFILE_DESC=	libsndfile support
-THREADS_DESC=	Build with thread safety support
-
-SNDFILE_LIB_DEPENDS=	libsndfile.so:audio/libsndfile
-SNDFILE_USES=		pkgconfig
-SNDFILE_CONFIGURE_ENV_OFF=	HAVE_PKGCONFIG=no
-THREADS_CONFIGURE_ENABLE=	threads
-THREADS_LDFLAGS=		-lpthread
-
-post-install:
-	${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/libsphinx*.so
-
-.include <bsd.port.mk>
diff --git a/audio/sphinxbase/distinfo b/audio/sphinxbase/distinfo
deleted file mode 100644
index 56b0afd388dab..0000000000000
--- a/audio/sphinxbase/distinfo
+++ /dev/null
@@ -1,2 +0,0 @@
-SHA256 (sphinxbase-0.8.tar.gz) = 55708944872bab1015b8ae07b379bf463764f469163a8fd114cbb16c5e486ca8
-SIZE (sphinxbase-0.8.tar.gz) = 3313197
diff --git a/audio/sphinxbase/pkg-descr b/audio/sphinxbase/pkg-descr
deleted file mode 100644
index 4357bfa6b421f..0000000000000
--- a/audio/sphinxbase/pkg-descr
+++ /dev/null
@@ -1,8 +0,0 @@
-Sphinx Base is part of a large-vocabulary, speaker-independent, continuous
-speech recognition engine.
-
-This port is required for PocketSphinx and Sphinx3
-
-Once the system is built, try running the Perl script sphinx-demo.
-The sphinx-test script should run sphinx-batch over an example
-utterance of "go forward ten meters."
diff --git a/audio/sphinxbase/pkg-plist b/audio/sphinxbase/pkg-plist
deleted file mode 100644
index c26f18bad54ae..0000000000000
--- a/audio/sphinxbase/pkg-plist
+++ /dev/null
@@ -1,59 +0,0 @@
-bin/sphinx_cepview
-bin/sphinx_cont_adseg
-bin/sphinx_cont_fileseg
-bin/sphinx_fe
-bin/sphinx_jsgf2fsg
-bin/sphinx_lm_convert
-bin/sphinx_lm_eval
-bin/sphinx_lm_sort
-bin/sphinx_pitch
-include/sphinxbase/ad.h
-include/sphinxbase/agc.h
-include/sphinxbase/bio.h
-include/sphinxbase/bitvec.h
-include/sphinxbase/byteorder.h
-include/sphinxbase/case.h
-include/sphinxbase/ckd_alloc.h
-include/sphinxbase/clapack_lite.h
-include/sphinxbase/cmd_ln.h
-include/sphinxbase/cmn.h
-include/sphinxbase/cont_ad.h
-include/sphinxbase/err.h
-include/sphinxbase/f2c.h
-include/sphinxbase/fe.h
-include/sphinxbase/feat.h
-include/sphinxbase/filename.h
-include/sphinxbase/fixpoint.h
-include/sphinxbase/fsg_model.h
-include/sphinxbase/genrand.h
-include/sphinxbase/glist.h
-include/sphinxbase/hash_table.h
-include/sphinxbase/heap.h
-include/sphinxbase/huff_code.h
-include/sphinxbase/info.h
-include/sphinxbase/jsgf.h
-include/sphinxbase/listelem_alloc.h
-include/sphinxbase/logmath.h
-include/sphinxbase/matrix.h
-include/sphinxbase/mmio.h
-include/sphinxbase/mulaw.h
-include/sphinxbase/ngram_model.h
-include/sphinxbase/pio.h
-include/sphinxbase/prim_type.h
-include/sphinxbase/profile.h
-include/sphinxbase/sbthread.h
-include/sphinxbase/sphinx_config.h
-include/sphinxbase/sphinxbase.pxd
-include/sphinxbase/sphinxbase_export.h
-include/sphinxbase/strfuncs.h
-include/sphinxbase/unlimit.h
-include/sphinxbase/yin.h
-lib/libsphinxad.a
-lib/libsphinxad.so
-lib/libsphinxad.so.0
-lib/libsphinxad.so.0.0.1
-lib/libsphinxbase.a
-lib/libsphinxbase.so
-lib/libsphinxbase.so.1
-lib/libsphinxbase.so.1.1.1
-libdata/pkgconfig/sphinxbase.pc