diff --git a/ci/azure/windows_script b/ci/azure/windows_script
index d308ebde38..fd3605a70a 100644
--- a/ci/azure/windows_script
+++ b/ci/azure/windows_script
@@ -17,8 +17,6 @@ cd "$HOME"
 wget -nv "https://ziglang.org/deps/$CACHE_BASENAME.tar.xz"
 tar xf "$CACHE_BASENAME.tar.xz"
 
-ln -s "$PREFIX/bin/llvm-ar.exe" "$PREFIX/bin/llvm-ranlib.exe"
-
 cd "$ZIGDIR"
 
 # Make the `zig version` number consistent.
@@ -27,37 +25,12 @@ git config core.abbrev 9
 git fetch --unshallow || true
 git fetch --tags
 
-export CC="$ZIG cc -fno-sanitize=all -target x86_64-windows-gnu -mcpu=native"
-export CXX="$ZIG c++ -fno-sanitize=all -target x86_64-windows-gnu -mcpu=native"
-
 mkdir build
 cd build
-cmake .. -DCMAKE_BUILD_TYPE=Release \
-    "-DCMAKE_PREFIX_PATH=$PREFIX" \
-    "-DCMAKE_INSTALL_PREFIX=$(pwd)/dist" \
-    -DCMAKE_CROSSCOMPILING=True \
-    -DCMAKE_SYSTEM_NAME="Windows" \
-    -DCMAKE_AR="$PREFIX/bin/llvm-ar.exe" \
-    -DCMAKE_RANLIB="$PREFIX/bin/llvm-ranlib.exe" \
-    -DZIG_OMIT_STAGE2=ON \
-    -DZIG_STATIC=ON \
-    -DZIG_TARGET_TRIPLE="x86_64-windows-gnu" \
-    -DZIG_TARGET_MCPU="baseline" \
-    -GNinja
-
-# Now cmake will use zig as the C/C++ compiler. We reset the environment variables
-# so that installation and testing do not get affected by them.
-unset CC
-unset CXX
-
-ninja install
-
-# Here we rebuild zig but this time using the Zig binary we just now produced to
-# build zig1.o rather than relying on the one built with stage0. See
-# https://github.com/ziglang/zig/issues/6830 for more details.
-cmake .. -DZIG_EXECUTABLE="$(pwd)/dist/bin/zig.exe" -DZIG_TARGET_MCPU="x86_64_v2"
-ninja install
-
+"$ZIG" build -Dstage1 -Dtarget=x86_64-windows-gnu \
+    --search-prefix "$PREFIX" \
+    --override-lib-dir "$ZIGDIR/lib" \
+    --prefix "$(pwd)/dist"
 
 dist/bin/zig.exe build test-behavior -Dskip-non-native
 # Disabled to prevent OOM