diff --git a/docker/Dockerfile.i686-pc-windows-gnu b/docker/Dockerfile.i686-pc-windows-gnu
index 1572b9d63..e0268c3e4 100644
--- a/docker/Dockerfile.i686-pc-windows-gnu
+++ b/docker/Dockerfile.i686-pc-windows-gnu
@@ -1,4 +1,4 @@
-FROM ubuntu:20.04 AS cross-base
+FROM ubuntu:24.04 AS cross-base
 ENV DEBIAN_FRONTEND=noninteractive
 
 COPY common.sh lib.sh /
diff --git a/docker/Dockerfile.x86_64-pc-windows-gnu b/docker/Dockerfile.x86_64-pc-windows-gnu
index 0bea92329..25426bd43 100644
--- a/docker/Dockerfile.x86_64-pc-windows-gnu
+++ b/docker/Dockerfile.x86_64-pc-windows-gnu
@@ -1,4 +1,4 @@
-FROM ubuntu:20.04 AS cross-base
+FROM ubuntu:24.04 AS cross-base
 ENV DEBIAN_FRONTEND=noninteractive
 
 COPY common.sh lib.sh /
@@ -17,6 +17,12 @@ RUN /wine.sh
 
 RUN apt-get update && apt-get install --assume-yes --no-install-recommends g++-mingw-w64-x86-64 gfortran-mingw-w64-x86-64
 
+# Ensure we compile with the POSIX versions of mingw
+RUN update-alternatives --set x86_64-w64-mingw32-gcc  /usr/bin/x86_64-w64-mingw32-gcc-posix  && \
+    update-alternatives --set x86_64-w64-mingw32-g++  /usr/bin/x86_64-w64-mingw32-g++-posix  && \
+    update-alternatives --set x86_64-w64-mingw32-gfortran /usr/bin/x86_64-w64-mingw32-gfortran-posix 2>/dev/null || true && \
+    update-alternatives --set x86_64-w64-mingw32-gcj  /usr/bin/x86_64-w64-mingw32-gcj-posix  2>/dev/null || true
+
 # run-detectors are responsible for calling the correct interpreter for exe
 # files. For some reason it does not work inside a docker container (it works
 # fine in the host). So we replace the usual paths of run-detectors to run wine
@@ -49,4 +55,6 @@ ENV CARGO_TARGET_X86_64_PC_WINDOWS_GNU_LINKER="$CROSS_TOOLCHAIN_PREFIX"gcc"$CROS
     CROSS_CMAKE_SYSTEM_NAME=Windows \
     CROSS_CMAKE_SYSTEM_PROCESSOR=AMD64 \
     CROSS_CMAKE_CRT=gnu \
-    CROSS_CMAKE_OBJECT_FLAGS="-ffunction-sections -fdata-sections -m64"
+    CROSS_CMAKE_OBJECT_FLAGS="-ffunction-sections -fdata-sections -m64" \
+    PKG_CONFIG_ALLOW_CROSS=1 \
+    PKG_CONFIG_PATH="/usr/x86_64-w64-mingw32/lib/pkgconfig/"
diff --git a/docker/mingw.sh b/docker/mingw.sh
index 9dfef0eee..87a1473cd 100755
--- a/docker/mingw.sh
+++ b/docker/mingw.sh
@@ -12,7 +12,7 @@ main() {
     # that are compatible with rust.
 
     # Enable source
-    sed -i 's/# deb-src/deb-src/g' /etc/apt/sources.list
+    sed -i 's/^Types: deb$/Types: deb deb-src/' /etc/apt/sources.list.d/ubuntu.sources
     apt-get update
 
     # Install mingw (with sjlj exceptions) to get the dependencies right
@@ -30,16 +30,13 @@ main() {
 
     pushd "${td}"
 
-    apt-get source gcc-mingw-w64-i686
+    apt-get source gcc-mingw-w64
     pushd gcc-mingw-w64-*
 
-    # We are using dwarf exceptions instead of sjlj
-    sed -i -e 's/libgcc_s_sjlj-1/libgcc_s_dw2-1/g' debian/gcc-mingw-w64-i686.install.in
-
     # Only build i686 packages (disable x86_64)
     patch -p0 <<'EOF'
---- debian/control.template.ori	2018-03-12 16:25:30.000000000 +0000
-+++ debian/control.template	2018-03-12 16:25:30.000000000 +0000
+--- debian/control.template.ori        2026-03-11 11:58:47.868983007 +0000
++++ debian/control.template    2026-03-11 11:59:56.789698095 +0000
 @@ -1,7 +1,6 @@
  Package: @@PACKAGE@@-mingw-w64
  Architecture: all
@@ -47,15 +44,29 @@ main() {
 -         @@PACKAGE@@-mingw-w64-x86-64,
           ${misc:Depends}
  Recommends: @@RECOMMENDS@@
- Built-Using: gcc-@@VERSION@@ (= ${gcc:Version})
-@@ -32,22 +31,3 @@
-  This package contains the @@LANGUAGE@@ compiler, supporting
-  cross-compiling to 32-bit MinGW-w64 targets.
+ Description: GNU @@LANGUAGE@@ compiler for MinGW-w64
+@@ -66,57 +65,3 @@
+  cross-compiling to 32-bit MinGW-w64 targets, using the Win32
+  threading model.
  Build-Profiles: <!stage1>
 -
 -Package: @@PACKAGE@@-mingw-w64-x86-64
--Architecture: any
--Depends: @@DEPENDS64@@,
+-Architecture: all
+-Depends: @@PACKAGE@@-mingw-w64-x86-64-posix,
+-         @@PACKAGE@@-mingw-w64-x86-64-win32,
+-         ${misc:Depends}
+-Description: GNU @@LANGUAGE@@ compiler for MinGW-w64 targeting Win64
+- MinGW-w64 provides a development and runtime environment for 32- and
+- 64-bit (x86 and x64) Windows applications using the Windows API and
+- the GNU Compiler Collection (gcc).
+- .
+- This metapackage provides the @@LANGUAGE@@ compiler, supporting
+- cross-compiling to 64-bit MinGW-w64 targets.
+-Build-Profiles: <!stage1>
+-
+-Package: @@PACKAGE@@-mingw-w64-x86-64-posix
+-Architecture: @@ARCH@@
+-Depends: @@DEPENDS64P@@,
 -         ${misc:Depends},
 -         ${shlibs:Depends}
 -Suggests: gcc-@@VERSION@@-locales (>= ${local:Version})
@@ -63,57 +74,79 @@ main() {
 -Conflicts: @@CONFLICTS64@@
 -Replaces: @@REPLACES64@@
 -Built-Using: gcc-@@VERSION@@ (= ${gcc:Version})
--Description: GNU @@LANGUAGE@@ compiler for MinGW-w64 targeting Win64
+-Description: GNU @@LANGUAGE@@ compiler for MinGW-w64, Win64/POSIX
 - MinGW-w64 provides a development and runtime environment for 32- and
 - 64-bit (x86 and x64) Windows applications using the Windows API and
 - the GNU Compiler Collection (gcc).
 - .
 - This package contains the @@LANGUAGE@@ compiler, supporting
-- cross-compiling to 64-bit MinGW-w64 targets.
+- cross-compiling to 64-bit MinGW-w64 targets, using the POSIX
+- threading model.
+-Build-Profiles: <!stage1>
+-
+-Package: @@PACKAGE@@-mingw-w64-x86-64-win32
+-Architecture: @@ARCH@@
+-Depends: @@DEPENDS64W@@,
+-         ${misc:Depends},
+-         ${shlibs:Depends}
+-Suggests: gcc-@@VERSION@@-locales (>= ${local:Version})
+-Breaks: @@BREAKS64@@
+-Conflicts: @@CONFLICTS64@@
+-Replaces: @@REPLACES64@@
+-Built-Using: gcc-@@VERSION@@ (= ${gcc:Version})
+-Description: GNU @@LANGUAGE@@ compiler for MinGW-w64, Win64/Win32
+- MinGW-w64 provides a development and runtime environment for 32- and
+- 64-bit (x86 and x64) Windows applications using the Windows API and
+- the GNU Compiler Collection (gcc).
+- .
+- This package contains the @@LANGUAGE@@ compiler, supporting
+- cross-compiling to 64-bit MinGW-w64 targets, using the Win32
+- threading model.
 -Build-Profiles: <!stage1>
 EOF
 
     # Disable build of fortran,objc,obj-c++ and use configure options
     # --disable-sjlj-exceptions --with-dwarf2
     patch -p0 <<'EOF'
---- debian/rules.ori	2018-03-12 16:25:30.000000000 +0000
-+++ debian/rules	2018-03-12 16:25:30.000000000 +0000
-@@ -58,7 +58,7 @@
-     INSTALL_TARGET := install-gcc
+--- debian/rules.ori	2026-03-11 12:43:35.486834587 +0000
++++ debian/rules	2026-03-11 12:43:55.873331683 +0000
+@@ -26,7 +26,7 @@
+ target_version := 13
+ target32 := i686-w64-mingw32
+ target64 := x86_64-w64-mingw32
+-targets := $(target32) $(target64)
++targets := $(target32)
+ threads := posix win32
+ gnat_arches := alpha amd64 arm64 armel armhf hppa i386 mips64el mipsel ppc64 ppc64el riscv64 s390x sh4 sparc64 x32
+ 
+@@ -289,11 +289,6 @@
+ 			-B$(build_dir)/$(target32)-$$threads \
+ 			-D$(upstream_dir) -- \
+ 			$(CONFFLAGS) --disable-sjlj-exceptions --with-dwarf2; \
+-		target=$(target64); \
+-		dh_auto_configure \
+-			-B$(build_dir)/$(target64)-$$threads \
+-			-D$(upstream_dir) -- \
+-			$(CONFFLAGS); \
+ 	done
  else
- # Build the full GCC.
--    languages := c,c++,fortran,objc,obj-c++,ada
-+    languages := c,c++
-     BUILD_TARGET :=
-     INSTALL_TARGET := install install-lto-plugin
+ 	set -e; \
+@@ -301,12 +296,7 @@
+ 	dh_auto_configure \
+ 		-B$(build_dir)/$(target32) \
+ 		-D$(upstream_dir) -- \
+-		$(CONFFLAGS) --disable-sjlj-exceptions --with-dwarf2; \
+-	target=$(target64); \
+-	dh_auto_configure \
+-		-B$(build_dir)/$(target64) \
+-		-D$(upstream_dir) -- \
+-		$(CONFFLAGS)
++		$(CONFFLAGS) --disable-sjlj-exceptions --with-dwarf2;
  endif
-@@ -85,7 +85,7 @@
- 	sed -i 's/@@VERSION@@/$(target_version)/g' debian/control
  	touch $@
-
--targets := i686-w64-mingw32 x86_64-w64-mingw32
-+targets := i686-w64-mingw32
- threads := posix win32
-
- # Hardening on the host, none on the target
-@@ -220,6 +220,10 @@
- # Enable libatomic
- CONFFLAGS += \
- 	--enable-libatomic
-+# Enable dwarf exceptions
-+CONFFLAGS += \
-+	--disable-sjlj-exceptions \
-+	--with-dwarf2
- # Enable experimental::filesystem and std::filesystem
- CONFFLAGS += \
- 	--enable-libstdcxx-filesystem-ts=yes
+ 
 EOF
 
-    # Need symlinks for specific autoconf versions, since it
-    # attempts to use autoconf2.69 and autom4te2.69.
-    ln -s /usr/bin/autoconf /usr/bin/autoconf2.69
-    ln -s /usr/bin/autom4te /usr/bin/autom4te2.69
-
     # Build the modified mingw packages
     MAKEFLAGS=--silent dpkg-buildpackage -nc -B --jobs=auto
 
@@ -127,10 +160,6 @@ EOF
 
     rm -rf "${td}"
     rm "${0}"
-
-    # Unlink our temporary aliases
-    unlink /usr/bin/autoconf2.69
-    unlink /usr/bin/autom4te2.69
 }
 
 main "${@}"
diff --git a/docker/wine.sh b/docker/wine.sh
index b449e82ea..b16b8042e 100755
--- a/docker/wine.sh
+++ b/docker/wine.sh
@@ -7,7 +7,7 @@ set -euo pipefail
 . lib.sh
 
 main() {
-    local version="9.0.0.0~focal-1"
+    local version="11.0.0.0~noble-1"
     install_packages wget
 
     dpkg --add-architecture i386
@@ -23,9 +23,9 @@ main() {
     mkdir -p /etc/apt/keyrings
     mv winehq.key /etc/apt/keyrings/winehq-archive.key
 
-    wget -nc https://dl.winehq.org/wine-builds/ubuntu/dists/focal/winehq-focal.sources
-    mv winehq-focal.sources /etc/apt/sources.list.d/
-    sed -i s@/usr/share/keyrings/@/etc/apt/keyrings/@ /etc/apt/sources.list.d/winehq-focal.sources || true
+    wget -nc https://dl.winehq.org/wine-builds/ubuntu/dists/noble/winehq-noble.sources
+    mv winehq-noble.sources /etc/apt/sources.list.d/
+    sed -i s@/usr/share/keyrings/@/etc/apt/keyrings/@ /etc/apt/sources.list.d/winehq-noble.sources || true
 
     # winehq requires all the dependencies to be manually specified
     # if we're not using the latest version of a given major version.