diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index fd07b9add4..ac8689117e 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -50,15 +50,6 @@ jobs:
         uses: actions/checkout@v4
       - name: Build and Test
         run: sh ci/aarch64-linux-release.sh
-  x86_64-macos-release:
-    runs-on: "macos-13"
-    env:
-      ARCH: "x86_64"
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Build and Test
-        run: ci/x86_64-macos-release.sh
   aarch64-macos-debug:
     runs-on: [self-hosted, macOS, aarch64]
     env:
diff --git a/ci/x86_64-macos-release.sh b/ci/x86_64-macos-release.sh
deleted file mode 100755
index 543212ddd1..0000000000
--- a/ci/x86_64-macos-release.sh
+++ /dev/null
@@ -1,75 +0,0 @@
-#!/bin/sh
-
-set -x
-set -e
-
-ZIGDIR="$PWD"
-TARGET="$ARCH-macos-none"
-MCPU="baseline"
-CACHE_BASENAME="zig+llvm+lld+clang-$TARGET-0.16.0-dev.104+689461e31"
-PREFIX="$HOME/$CACHE_BASENAME"
-JOBS="-j3"
-ZIG="$PREFIX/bin/zig"
-
-if [ ! -d "$PREFIX" ]; then
-  cd $HOME
-  curl -L -O "https://ziglang.org/deps/$CACHE_BASENAME.tar.xz"
-  tar xf "$CACHE_BASENAME.tar.xz"
-fi
-
-cd $ZIGDIR
-
-# Make the `zig version` number consistent.
-# This will affect the cmake command below.
-git fetch --unshallow || true
-git fetch --tags
-
-# Override the cache directories because they won't actually help other CI runs
-# which will be testing alternate versions of zig, and ultimately would just
-# fill up space on the hard drive for no reason.
-export ZIG_GLOBAL_CACHE_DIR="$PWD/zig-global-cache"
-export ZIG_LOCAL_CACHE_DIR="$PWD/zig-local-cache"
-
-# Test building from source without LLVM.
-cc -o bootstrap bootstrap.c
-./bootstrap
-./zig2 build -Dno-lib
-./zig-out/bin/zig test test/behavior.zig
-
-mkdir build
-cd build
-
-cmake .. \
-  -DCMAKE_PREFIX_PATH="$PREFIX" \
-  -DCMAKE_BUILD_TYPE=Release \
-  -DCMAKE_C_COMPILER="$ZIG;cc;-target;$TARGET;-mcpu=$MCPU" \
-  -DCMAKE_CXX_COMPILER="$ZIG;c++;-target;$TARGET;-mcpu=$MCPU" \
-  -DZIG_TARGET_TRIPLE="$TARGET" \
-  -DZIG_TARGET_MCPU="$MCPU" \
-  -DZIG_STATIC=ON \
-  -DZIG_NO_LIB=ON
-
-make $JOBS install
-
-stage3/bin/zig build test docs \
-  --zig-lib-dir "$PWD/../lib" \
-  -Denable-macos-sdk \
-  -Dstatic-llvm \
-  -Dskip-non-native \
-  --search-prefix "$PREFIX"
-
-# Ensure that stage3 and stage4 are byte-for-byte identical.
-stage3/bin/zig build \
-  --prefix stage4 \
-  -Denable-llvm \
-  -Dno-lib \
-  -Doptimize=ReleaseFast \
-  -Dstrip \
-  -Dtarget=$TARGET \
-  -Duse-zig-libcxx \
-  -Dversion-string="$(stage3/bin/zig version)"
-
-# diff returns an error code if the files differ.
-echo "If the following command fails, it means nondeterminism has been"
-echo "introduced, making stage3 and stage4 no longer byte-for-byte identical."
-diff stage3/bin/zig stage4/bin/zig