6 files changed, 15 insertions, 15 deletions
diff --git a/.github/workflows/bun-linux-build.yml b/.github/workflows/bun-linux-build.yml
index 2959c4ce9..e24f19b10 100644
--- a/.github/workflows/bun-linux-build.yml
+++ b/.github/workflows/bun-linux-build.yml
@@ -37,7 +37,7 @@ jobs:
             arch: x86_64
             build_arch: amd64
             runner: linux-amd64
-          - cpu: sandybridge
+          - cpu: westmere
             tag: linux-x64-baseline
             arch: x86_64
             build_arch: amd64
diff --git a/.github/workflows/bun-mac-aarch64.yml b/.github/workflows/bun-mac-aarch64.yml
index 02cd4159f..7c87d74b1 100644
--- a/.github/workflows/bun-mac-aarch64.yml
+++ b/.github/workflows/bun-mac-aarch64.yml
@@ -31,7 +31,7 @@ jobs:
     strategy:
       matrix:
         include:
-          # - cpu: sandybridge
+          # - cpu: westmere
           #   arch: x86_64
           #   tag: bun-obj-darwin-x64-baseline
           # - cpu: haswell
@@ -84,7 +84,7 @@ jobs:
     strategy:
       matrix:
         include:
-          # - cpu: sandybridge
+          # - cpu: westmere
           #   arch: x86_64
           #   tag: bun-darwin-x64-baseline
           #   obj: bun-obj-darwin-x64-baseline
@@ -102,7 +102,7 @@ jobs:
           #   webkit_url: "https://github.com/oven-sh/WebKit/releases/download/latest/bun-webkit-macos-amd64-lto.tar.gz"
           #   dependencies: true
           #   compile_obj: false
-          # - cpu: sandybridge
+          # - cpu: westmere
           #   arch: x86_64
           #   tag: bun-darwin-x64-baseline
           #   obj: bun-obj-darwin-x64-baseline
@@ -207,7 +207,7 @@ jobs:
     strategy:
       matrix:
         include:
-          # - cpu: sandybridge
+          # - cpu: westmere
           #   arch: x86_64
           #   tag: bun-darwin-x64-baseline
           #   obj: bun-obj-darwin-x64-baseline
diff --git a/.github/workflows/bun-mac-x64-baseline.yml b/.github/workflows/bun-mac-x64-baseline.yml
index 498c2672e..e5d6bac9d 100644
--- a/.github/workflows/bun-mac-x64-baseline.yml
+++ b/.github/workflows/bun-mac-x64-baseline.yml
@@ -31,7 +31,7 @@ jobs:
     strategy:
       matrix:
         include:
-          - cpu: sandybridge
+          - cpu: westmere
             arch: x86_64
             tag: bun-obj-darwin-x64-baseline
           # - cpu: haswell
@@ -84,7 +84,7 @@ jobs:
     strategy:
       matrix:
         include:
-          - cpu: sandybridge
+          - cpu: westmere
             arch: x86_64
             tag: bun-darwin-x64-baseline
             obj: bun-obj-darwin-x64-baseline
@@ -102,7 +102,7 @@ jobs:
           #   webkit_url: "https://github.com/oven-sh/WebKit/releases/download/latest/bun-webkit-macos-amd64-lto.tar.gz"
           #   dependencies: true
           #   compile_obj: false
-          - cpu: sandybridge
+          - cpu: westmere
             arch: x86_64
             tag: bun-darwin-x64-baseline
             obj: bun-obj-darwin-x64-baseline
@@ -207,7 +207,7 @@ jobs:
     strategy:
       matrix:
         include:
-          - cpu: sandybridge
+          - cpu: westmere
             arch: x86_64
             tag: bun-darwin-x64-baseline
             obj: bun-obj-darwin-x64-baseline
diff --git a/.github/workflows/bun-mac-x64.yml b/.github/workflows/bun-mac-x64.yml
index 31bfd8808..b8675e684 100644
--- a/.github/workflows/bun-mac-x64.yml
+++ b/.github/workflows/bun-mac-x64.yml
@@ -31,7 +31,7 @@ jobs:
     strategy:
       matrix:
         include:
-          # - cpu: sandybridge
+          # - cpu: westmere
           #   arch: x86_64
           #   tag: bun-obj-darwin-x64-baseline
           - cpu: haswell
@@ -84,7 +84,7 @@ jobs:
     strategy:
       matrix:
         include:
-          # - cpu: sandybridge
+          # - cpu: westmere
           #   arch: x86_64
           #   tag: bun-darwin-x64-baseline
           #   obj: bun-obj-darwin-x64-baseline
@@ -102,7 +102,7 @@ jobs:
             webkit_url: "https://github.com/oven-sh/WebKit/releases/download/latest/bun-webkit-macos-amd64-lto.tar.gz"
             dependencies: true
             compile_obj: false
-          # - cpu: sandybridge
+          # - cpu: westmere
           #   arch: x86_64
           #   tag: bun-darwin-x64-baseline
           #   obj: bun-obj-darwin-x64-baseline
@@ -207,7 +207,7 @@ jobs:
     strategy:
       matrix:
         include:
-          # - cpu: sandybridge
+          # - cpu: westmere
           #   arch: x86_64
           #   tag: bun-darwin-x64-baseline
           #   obj: bun-obj-darwin-x64-baseline
diff --git a/Makefile b/Makefile
index eba2c02e4..79c62d4a7 100644
--- a/Makefile
+++ b/Makefile
@@ -30,7 +30,7 @@ else
 	BREW_PREFIX_PATH = /usr/local
 	MIN_MACOS_VERSION ?= 10.14
 	MARCH_NATIVE = -march=$(CPU_TARGET) -mtune=$(CPU_TARGET)
-	NATIVE_OR_OLD_MARCH = -march=sandybridge
+	NATIVE_OR_OLD_MARCH = -march=westmere
 endif
 
 AR=
diff --git a/build.zig b/build.zig
index 1d9c9b71a..7760b0243 100644
--- a/build.zig
+++ b/build.zig
@@ -332,7 +332,7 @@ pub fn build(b: *std.build.Builder) !void {
         );
 
         if (is_baseline) {
-            obj.target.cpu_model = .{ .explicit = &std.Target.x86.cpu.sandybridge };
+            obj.target.cpu_model = .{ .explicit = &std.Target.x86.cpu.westmere };
         } else if (arch.isX86()) {
             obj.target.cpu_model = .{ .explicit = &std.Target.x86.cpu.haswell };
         } else if (arch.isAARCH64() and target.isDarwin()) {