diff --git a/0001-tests-test-ondemand.sh-Work-around-bug-in-qemu-9.1-e.patch b/0001-tests-test-ondemand.sh-Work-around-bug-in-qemu-9.1-e.patch
new file mode 100644
index 0000000..10877c4
--- /dev/null
+++ b/0001-tests-test-ondemand.sh-Work-around-bug-in-qemu-9.1-e.patch
@@ -0,0 +1,50 @@
+From 8e5b4e181043ec3b24a5cd1b51f55d1e596bf651 Mon Sep 17 00:00:00 2001
+From: "Richard W.M. Jones" <rjones@redhat.com>
+Date: Sun, 22 Sep 2024 20:58:35 +0100
+Subject: [PATCH] tests/test-ondemand.sh: Work around bug in qemu 9.1
+ exportname handling
+
+qemu 9.1 NBD URI handling of export names is buggy:
+https://gitlab.com/qemu-project/qemu/-/issues/2584
+
+Work around this bug in the tests.
+---
+ tests/test-ondemand.sh | 19 +++++++++++++------
+ 1 file changed, 13 insertions(+), 6 deletions(-)
+
+diff --git a/tests/test-ondemand.sh b/tests/test-ondemand.sh
+index 83abd85026..1443d3e9a3 100755
+--- a/tests/test-ondemand.sh
++++ b/tests/test-ondemand.sh
+@@ -68,15 +68,22 @@ test -f $dir/default
+ test -f $dir/test
+ 
+ # These should fail because the exportname is invalid.
++errors=0
+ for e in /bad .bad . .. ./etc ; do
+-    if nbdinfo "nbd+unix:///$e?socket=$sock" ||
+-       qemu-img info "nbd+unix:///$e?socket=$sock" ||
+-       qemu-img info nbd:unix:$sock:exportname=$e
+-    then
+-        echo "$0: expected failure trying to create bad exportname"
+-        exit 1
++    if nbdinfo "nbd+unix:///$e?socket=$sock"; then ((errors++)) ||:; fi
++    # QEMU 9.1 fails to parse exportnames starting with "." correctly:
++    # https://gitlab.com/qemu-project/qemu/-/issues/2584
++    if test "$e" != "." && test "$e" != ".." && test "$e" != "./etc"; then
++        if qemu-img info "nbd+unix:///$e?socket=$sock"
++        then ((errors++)) ||:; fi
++        if qemu-img info nbd:unix:$sock:exportname=$e
++        then ((errors++)) ||:; fi
+     fi
+ done
++if test "$errors" -gt 0; then
++    echo "$0: expected failure trying to create bad exportname"
++    exit 1
++fi
+ 
+ # Check the filesystem is persistent.
+ guestfish --format=raw -a "nbd://?socket=$sock" -m /dev/sda <<EOF
+-- 
+2.46.0
+
diff --git a/nbdkit.spec b/nbdkit.spec
index 7ca46dc..55274d4 100644
--- a/nbdkit.spec
+++ b/nbdkit.spec
@@ -54,7 +54,7 @@
 %global source_directory 1.41-development
 
 Name:           nbdkit
-Version:        1.41.4
+Version:        1.41.5
 Release:        1%{?dist}
 Summary:        NBD server
 
@@ -86,6 +86,10 @@ Source6:        %{modulename}.te
 Source7:        %{modulename}.if
 Source8:        %{modulename}.fc
 
+# Workaround for qemu 9.1
+# Upstream in 8e5b4e181043ec3b24a5cd1b51f55d1e596bf651
+Patch:          0001-tests-test-ondemand.sh-Work-around-bug-in-qemu-9.1-e.patch
+
 # For applying the patches:
 BuildRequires:  git
 
@@ -158,6 +162,7 @@ BuildRequires:  glibc-utils
 BuildRequires:  /usr/bin/hexdump
 BuildRequires:  /usr/sbin/ip
 BuildRequires:  jq
+BuildRequires:  /usr/bin/lzip
 BuildRequires:  /usr/bin/nbdcopy
 BuildRequires:  /usr/bin/nbdinfo
 BuildRequires:  /usr/bin/nbdsh
@@ -682,11 +687,11 @@ This package is a tar archive filter for %{name}.
 
 
 %package xz-filter
-Summary:        XZ filter for %{name}
+Summary:        XZ and lzip filters for %{name}
 Requires:       %{name}-server%{?_isa} = %{version}-%{release}
 
 %description xz-filter
-This package is the xz filter for %{name}.
+This package contains the xz and lzip filters for %{name}.
 
 
 %package devel
@@ -876,10 +881,7 @@ bzip2 -9 %{modulename}.pp
 popd
 
 %if 0%{?have_mingw}
-# MC=no is a temporary hack until this bug is fixed in binutils:
-# https://sourceware.org/bugzilla/show_bug.cgi?id=31283
 %mingw_configure \
-    MC=no \
     --disable-static \
     --enable-shared \
     --with-extra='%{name}-%{version}-%{release}' \
@@ -1419,7 +1421,9 @@ fi
 %files xz-filter
 %doc README.md
 %license LICENSE
+%{_libdir}/%{name}/filters/nbdkit-lzip-filter.so
 %{_libdir}/%{name}/filters/nbdkit-xz-filter.so
+%{_mandir}/man1/nbdkit-lzip-filter.1*
 %{_mandir}/man1/nbdkit-xz-filter.1*
 
 
@@ -1496,6 +1500,11 @@ fi
 
 
 %changelog
+* Sun Sep 22 2024 Richard W.M. Jones <rjones@redhat.com> - 1.41.5-1
+- New upstream development branch version 1.41.5
+- Add lzip filter to the existing nbdkit-xz-filter package
+- Reenable MC in mingw build
+
 * Fri Sep 13 2024 Richard W.M. Jones <rjones@redhat.com> - 1.41.4-1
 - New upstream development branch version 1.41.4
 
diff --git a/sources b/sources
index 44752c0..9a79f00 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (nbdkit-1.41.4.tar.gz) = cecf361a3084c5d6b9f52727a681d2e28057a3ab6bf599c4b1224dc0beab79fc05e74df78b9e54e582a6628aa8d85bda7cb2a1865fadebc6e7073bc5d67b1bf0
-SHA512 (nbdkit-1.41.4.tar.gz.sig) = ef0b1158277bf44311245c6fcb463c69281fa0680fb59c391434195a493d51ea0f3c7173046b5dc757f55d8d079f9cb61071870fbe0c02c0394506ea8618dce5
+SHA512 (nbdkit-1.41.5.tar.gz) = ac24fd54dc6a18bca8c79d7d2c33054a8930fe47ad42663921b42a445b6d9a6573d09c73d97f1c323b302c247d2093567ff27fe3be4018e4bb0b60b53265cb96
+SHA512 (nbdkit-1.41.5.tar.gz.sig) = c1deed9e8d52b55cbc41917a66c3fd6becb2d8c2de1e81c04a6880aba9f15312cd0fab88051601a9db590d1e93e1c0f598ad6f76eab5731badeacb3b2c816e1d