diff --git a/parts.rst b/parts.rst
index acc15fdd..7613d383 100644
--- a/parts.rst
+++ b/parts.rst
@@ -1363,8 +1363,8 @@ boehm-gc 8.2.12
 The Boehm-Demers-Weiser conservative garbage collector can be used as a garbage
 collecting replacement for C malloc or C++ new.
 
-guile 3.0.11
-============
+guile 3.0.9
+===========
 
 GNU Ubiquitous Intelligent Language for Extensions (GNU Guile) is the preferred
 extension language system for the GNU Project and features an implementation
@@ -1372,7 +1372,7 @@ of the programming language Scheme.
 
 We use ``guile-psyntax-bootstrapping`` project on Guile 3.0.7 to bootstrap
 Guile's ``psyntax.pp`` without relying on pre-expanded code. This is then
-transplanted into Guile 3.0.11.
+transplanted into Guile 3.0.9.
 
 which 2.21
 ==========
diff --git a/steps/SHA256SUMS.pkgs b/steps/SHA256SUMS.pkgs
index 197b8810..bee8385c 100644
--- a/steps/SHA256SUMS.pkgs
+++ b/steps/SHA256SUMS.pkgs
@@ -9,7 +9,7 @@ b687370caaa654ba2fc622188240f50ea305a1c926accbced153df9179697adf  autoconf-2.53_
 b363f22b42418fb2507bf722b0a6b5b03410ac58c44c400767d650d828696eaa  autoconf-2.69_0.tar.bz2
 cde51b816fcce47742064f9dc0b4871e4194190be5065dc1852b39339cc9115b  autoconf-2.71_0.tar.bz2
 6ff691e3ddd4f3d1796d28b07a2a96691dbd9801844c99ccbe660da59dabd74b  autoconf-archive-2021.02.19_0.tar.bz2
-24be819cf412b1acf04cdc361c68a19b31762f0c374e2421c31d22249b9b0271  autogen-5.18.16_0.tar.bz2
+496e6875aea87287da0a280676cdb4e9efaa5c0acaadba97b3045e9324dfb527  autogen-5.18.16_0.tar.bz2
 02a426e82a52d4a2cd7e73fe3dc5a2c58b3ed100f24a92c57e42511fd86e247c  automake-1.10.3_0.tar.bz2
 34925adeaa2876a5e068adeb17b71fe7c7105244c3cb5439d33f7406310674da  automake-1.11.2_0.tar.bz2
 7e36e9e4b3957c95b6de8ff475c9b37aa007e2f9735b01c0eaf14b711fdd112f  automake-1.15.1_0.tar.bz2
@@ -64,7 +64,7 @@ d34de902de6de9204abedb834c4c39fbb95b993e545fbb090de2b028fa1d4a61  gcc-4.0.4_0.ta
 c1989fc2855dbb0350c4e5b677028306614a9f4b5cb6c01fd459c5e1abf592b9  grep-2.4_0.tar.bz2
 3f3247c7d05fcef0d9f624a523afa01257207584045eb7efb7fb8f29fc782c7a  grep-3.7_0.tar.bz2
 39320fce205c3d53209351c48c7cc59c6157373f940bd9f425cf3c51558fb09f  grub-2.06_0.tar.bz2
-9a5a816925d408967664e82b22b3280db77d940411b0730415dc44f8c9ec09eb  guile-3.0.11_0.tar.bz2
+a45b0b301268a216af09d1bac26146da2c58809f4fb90c073f2d217af041d565  guile-3.0.9_0.tar.bz2
 893bb26efb8b1789702b8fd1a3ed72951990c8e38ab650c5220992405e79b96e  gzip-1.13_0.tar.bz2
 f27e1eaafa7ab198d2ed549aecfd8a1205d960f59a509789a159997565abd6d4  heirloom-devtools-070527_0.tar.bz2
 8d2015b87337abbf287f7a39ee4cf53514120b5d3e90a93fe7d533dcc43f14fa  help2man-1.36.4_0.tar.bz2
diff --git a/steps/guile-3.0.11/import-gnulib-3.0.7.sh b/steps/guile-3.0.11/import-gnulib-3.0.7.sh
deleted file mode 100755
index fc6626ba..00000000
--- a/steps/guile-3.0.11/import-gnulib-3.0.7.sh
+++ /dev/null
@@ -1,122 +0,0 @@
-#!/bin/sh
-
-# SPDX-FileCopyrightText: 2021 Andrius Štikonas <andrius@stikonas.eu>
-#
-# SPDX-License-Identifier: GPL-3.0-or-later
-
-rm gnulib-local/m4/clock_time.m4.diff
-../gnulib-901694b9/gnulib-tool --import --local-dir=gnulib-local \
-    --lib=libgnu \
-    --source-base=lib \
-    --m4-base=m4 \
-    --doc-base=doc \
-    --tests-base=tests \
-    --aux-dir=build-aux \
-    --lgpl=3 \
-    --conditional-dependencies \
-    --libtool \
-    --macro-prefix=gl \
-    --no-vc-files \
-    --avoid=lock \
-    --avoid=unistr/base \
-    --avoid=unistr/u8-mbtouc \
-    --avoid=unistr/u8-mbtouc-unsafe \
-    --avoid=unistr/u8-mbtoucr \
-    --avoid=unistr/u8-prev \
-    --avoid=unistr/u8-uctomb \
-    --avoid=unitypes \
-    accept4 \
-    alignof \
-    alloca-opt \
-    announce-gen \
-    autobuild \
-    bind \
-    byteswap \
-    c-strcase \
-    canonicalize-lgpl \
-    ceil \
-    clock-time \
-    close \
-    connect \
-    copysign \
-    dirfd \
-    dirname-lgpl \
-    duplocale \
-    environ \
-    extensions \
-    flexmember \
-    flock \
-    floor \
-    fpieee \
-    frexp \
-    fstat \
-    fsync \
-    full-read \
-    full-write \
-    func \
-    gendocs \
-    getaddrinfo \
-    getlogin \
-    getpeername \
-    getsockname \
-    getsockopt \
-    git-version-gen \
-    gitlog-to-changelog \
-    gnu-web-doc-update \
-    gnupload \
-    havelib \
-    iconv_open-utf \
-    inet_ntop \
-    inet_pton \
-    isfinite \
-    isinf \
-    isnan \
-    ldexp \
-    lib-symbol-versions \
-    lib-symbol-visibility \
-    libunistring \
-    link \
-    listen \
-    localcharset \
-    locale \
-    log1p \
-    lstat \
-    maintainer-makefile \
-    malloc-gnu \
-    malloca \
-    mkdir \
-    mkostemp \
-    nl_langinfo \
-    nproc \
-    nstrftime \
-    open \
-    pipe-posix \
-    pipe2 \
-    poll \
-    putenv \
-    readlink \
-    recv \
-    recvfrom \
-    regex \
-    rename \
-    rmdir \
-    select \
-    send \
-    sendto \
-    setenv \
-    setsockopt \
-    shutdown \
-    socket \
-    stat-time \
-    stdlib \
-    striconveh \
-    string \
-    sys_stat \
-    time \
-    times \
-    trunc \
-    unistd \
-    verify \
-    vsnprintf \
-    warnings \
-    wchar
diff --git a/steps/guile-3.0.11/import-gnulib.sh b/steps/guile-3.0.11/import-gnulib.sh
deleted file mode 100755
index 5f1bcc51..00000000
--- a/steps/guile-3.0.11/import-gnulib.sh
+++ /dev/null
@@ -1,132 +0,0 @@
-#!/bin/sh
-
-# SPDX-FileCopyrightText: 2023 Samuel Tyler <samuel@samuelt.me>
-#
-# SPDX-License-Identifier: GPL-3.0-or-later
-
-rm lib/iconv_open-*.h
-
-../gnulib-356a414e/gnulib-tool --import --local-dir=gnulib-local \
-    --lib=libgnu \
-    --source-base=lib \
-    --m4-base=m4 \
-    --doc-base=doc \
-    --tests-base=tests \
-    --aux-dir=build-aux \
-    --lgpl=3 \
-    --conditional-dependencies \
-    --libtool \
-    --macro-prefix=gl \
-    --no-vc-files \
-    --avoid=lock \
-    --avoid=unistr/base \
-    --avoid=unistr/u8-mbtouc \
-    --avoid=unistr/u8-mbtouc-unsafe \
-    --avoid=unistr/u8-mbtoucr \
-    --avoid=unistr/u8-prev \
-    --avoid=unistr/u8-uctomb \
-    --avoid=unitypes \
-    accept4 \
-    alignof \
-    alloca-opt \
-    announce-gen \
-    autobuild \
-    bind \
-    byteswap \
-    c-strcase \
-    canonicalize-lgpl \
-    ceil \
-    clock-time \
-    close \
-    connect \
-    copysign \
-    dirfd \
-    dirname-lgpl \
-    duplocale \
-    environ \
-    extensions \
-    flexmember \
-    flock \
-    floor \
-    fpieee \
-    frexp \
-    fstat \
-    fsync \
-    full-read \
-    full-write \
-    func \
-    gendocs \
-    getaddrinfo \
-    gethostname \
-    getlogin \
-    getpeername \
-    getsockname \
-    getsockopt \
-    git-version-gen \
-    gitlog-to-changelog \
-    gnu-web-doc-update \
-    gnupload \
-    havelib \
-    iconv_open-utf \
-    inet_ntop \
-    inet_pton \
-    isfinite \
-    isinf \
-    isnan \
-    ldexp \
-    lib-symbol-versions \
-    lib-symbol-visibility \
-    libunistring \
-    link \
-    listen \
-    localcharset \
-    locale \
-    log1p \
-    lstat \
-    maintainer-makefile \
-    malloc-gnu \
-    malloca \
-    mkdir \
-    mkostemp \
-    nl_langinfo \
-    nproc \
-    nstrftime \
-    open \
-    pipe-posix \
-    pipe2 \
-    poll \
-    posix_spawn \
-    posix_spawn_file_actions_addclose \
-    posix_spawn_file_actions_adddup2 \
-    posix_spawn_file_actions_addopen \
-    posix_spawn_file_actions_destroy \
-    posix_spawn_file_actions_init \
-    posix_spawnp \
-    putenv \
-    readlink \
-    recv \
-    recvfrom \
-    regex \
-    rename \
-    rmdir \
-    select \
-    send \
-    sendto \
-    setenv \
-    setsockopt \
-    shutdown \
-    socket \
-    stat-time \
-    stdlib \
-    striconveh \
-    string \
-    sys_select \
-    sys_stat \
-    time \
-    times \
-    trunc \
-    unistd \
-    verify \
-    vsnprintf \
-    warnings \
-    wchar
diff --git a/steps/guile-3.0.11/pass1.sh b/steps/guile-3.0.11/pass1.sh
deleted file mode 100755
index bd56bc90..00000000
--- a/steps/guile-3.0.11/pass1.sh
+++ /dev/null
@@ -1,97 +0,0 @@
-# SPDX-FileCopyrightText: 2022 Andrius Štikonas <andrius@stikonas.eu>
-# SPDX-FileCopyrightText: 2021 Michael Schierl <schierlm@gmx.de>
-# SPDX-FileCopyrightText: 2022 Samuel Tyler <samuel@samuelt.me>
-#
-# SPDX-License-Identifier: GPL-3.0-or-later
-
-# guile-psyntax-bootstrapping only supports Guile 3.0.7
-# We need Guile 3.0.8 or later in order to have reproducible builds when
-# parallelism (-jX) is enabled.
-#
-# To work around this issue, we;
-# 1. run guile-psyntax-bootstrapping on Guile 3.0.7
-# 2. take psyntax-pp.scm from Guile 3.0.7 and transplant into 3.0.11
-# 3. compile guile 3.0.11
-
-common_prepare() {
-    find . -name '*.info*' -delete
-    for f in doc/ref/*.{pdf,eps}; do
-        rm "$f"
-        touch "$f"
-    done
-    rm -r prebuilt/*/ice-9
-    rm libguile/c-tokenize.c libguile/vm-operations.h
-
-    # Remove buildstamp
-    sed -i "s/\`date -u +'%Y-%m-%d %T'.*\`/1970-01-01 00:00:00/" libguile/Makefile.am
-
-    autoreconf-2.71 -fi
-}
-
-src_prepare() {
-    # First, prepare Guile 3.0.7
-    pushd ../guile-3.0.7
-    rm libguile/srfi-14.i.c
-    pushd libguile
-    mv ../../UnicodeData-13.0.0.txt UnicodeData.txt
-    # Automatically indents the code by default.
-    # We don't need that and don't have the program.
-    sed -i '/indent /d' unidata_to_charset.pl
-    perl unidata_to_charset.pl
-    popd
-    ../../import-gnulib-3.0.7.sh
-    common_prepare
-
-    # pp-syntax bootstrap: remove pre-gen file
-    sha256sum module/ice-9/psyntax-pp.scm | tee psyntax-pp.sha256
-    rm module/ice-9/psyntax-pp.scm
-
-    ## now let us prepare to rebuild it
-    echo '(primitive-load-path "psyntax-bootstrap/allsteps")' > module/ice-9/psyntax-pp.scm
-    mkdir -p module/psyntax-bootstrap
-    cp ../guile-psyntax-bootstrapping-guile-3.0.7/psyntax-bootstrap/*.scm module/psyntax-bootstrap
-    pushd module/ice-9
-    cp psyntax.scm psyntax-patched.scm
-    patch <../../../guile-psyntax-bootstrapping-guile-3.0.7/stage2.patch
-    popd
-    popd
-
-    # Now, main version
-    default
-    ../../import-gnulib.sh
-    common_prepare
-}
-
-src_configure() {
-    for d in . ../guile-3.0.7; do
-        pushd "${d}"
-        PKG_CONFIG_PATH="${LIBDIR}/pkgconfig" ./configure \
-            --prefix="${PREFIX}" \
-            --libdir="${LIBDIR}" \
-            --build="${TARGET}" \
-            --disable-shared \
-            --disable-jit
-        popd
-    done
-}
-
-src_compile() {
-    # pp-syntax: rebuild
-    pushd ../guile-3.0.7
-    make config.h
-    make libguile/scmconfig.h
-    make .version
-    make -C lib all
-    make -C meta all
-    make -C libguile all
-    make -C module ice-9/psyntax-pp.scm.gen
-    # Note that on 32-bit systems psyntax-pp is not identical to the original
-    # and some identifier names are different.
-    popd
-
-    # Transplant psyntax-pp.scm
-    cp -f ../guile-3.0.7/module/ice-9/psyntax-pp.scm module/ice-9/
-
-    # Now proceed with the build
-    default
-}
diff --git a/steps/guile-3.0.11/sources b/steps/guile-3.0.11/sources
deleted file mode 100644
index b7704f5b..00000000
--- a/steps/guile-3.0.11/sources
+++ /dev/null
@@ -1,6 +0,0 @@
-f https://mirrors.kernel.org/gnu/guile/guile-3.0.11.tar.xz 818c79d236657a7fa96fb364137cc7b41b3bdee0d65c6174ca03769559579460
-f https://mirrors.kernel.org/gnu/guile/guile-3.0.7.tar.xz f57d86c70620271bfceb7a9be0c81744a033f08adc7ceba832c9917ab3e691b7
-g https://https.git.savannah.gnu.org/git/gnulib.git~901694b9 _ f9aad85de1f41d57c9368d304020ffbf354a5e56db1297f022c3d12181134e56 gnulib-901694b9.tar.gz
-g https://https.git.savannah.gnu.org/git/gnulib.git~356a414e _ fc9973f1a9243fdc4b98d33d7704f3c71bfdc4c2ef96899b8f28cade7290a714 gnulib-356a414e.tar.gz
-g https://github.com/schierlm/guile-psyntax-bootstrapping~guile-3.0.7 https://github.com/schierlm/guile-psyntax-bootstrapping/archive/refs/tags/guile-3.0.7.tar.gz 14cda9c416506dfadf60c14fc623ff01ef99b87564a78d0a29c5d17143c97609
-f http://ftp.unicode.org/Public/13.0.0/ucd/UnicodeData.txt bdbffbbfc8ad4d3a6d01b5891510458f3d36f7170422af4ea2bed3211a73e8bb UnicodeData-13.0.0.txt
diff --git a/steps/manifest b/steps/manifest
index 9fd6bd7a..361e371f 100644
--- a/steps/manifest
+++ b/steps/manifest
@@ -212,7 +212,7 @@ build: python-3.11.1
 uninstall: python-2.0.1 python-2.3.7 python-3.1.5 python-3.3.7 python-3.4.10 python-3.8.16
 build: libunistring-1.4.1
 build: gc-8.2.12
-build: guile-3.0.11
+build: guile-3.0.9
 build: which-2.21
 build: grep-3.7
 build: sed-4.8