diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 06bf82be..409a07b9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,7 +26,7 @@ jobs:
       - name: Setup Zig
         run: |
           sudo apt install xz-utils
-          sudo sh -c 'wget -c https://pkg.machengine.org/zig/zig-linux-x86_64-0.14.0-dev.1710+8ee52f99c.tar.xz -O - | tar -xJ --strip-components=1 -C /usr/local/bin'
+          sudo sh -c 'wget -c https://pkg.machengine.org/zig/zig-linux-x86_64-0.14.0-dev.1911+3bf89f55c.tar.xz -O - | tar -xJ --strip-components=1 -C /usr/local/bin'
       - name: launch xvfb
         run: Xvfb :99 -screen 0 1680x720x24 > /dev/null 2>&1 &
       # - name: x86_64-linux -> x86_64-linux-musl
@@ -72,10 +72,10 @@ jobs:
       - name: Setup Zig
         run: |
           $ProgressPreference = 'SilentlyContinue'
-          Invoke-WebRequest -Uri 'https://pkg.machengine.org/zig/zig-windows-x86_64-0.14.0-dev.1710+8ee52f99c.zip' -OutFile 'C:\zig.zip'
+          Invoke-WebRequest -Uri 'https://pkg.machengine.org/zig/zig-windows-x86_64-0.14.0-dev.1911+3bf89f55c.zip' -OutFile 'C:\zig.zip'
           cd C:\
           7z x zig.zip
-          Add-Content $env:GITHUB_PATH 'C:\zig-windows-x86_64-0.14.0-dev.1710+8ee52f99c\'
+          Add-Content $env:GITHUB_PATH 'C:\zig-windows-x86_64-0.14.0-dev.1911+3bf89f55c\'
       - name: build
         run: zig build
       - name: test
@@ -92,7 +92,7 @@ jobs:
         run: |
           brew uninstall --ignore-dependencies libx11 # https://github.com/ziglang/zig/issues/11066
           brew install xz
-          sudo sh -c 'wget -c https://pkg.machengine.org/zig/zig-macos-x86_64-0.14.0-dev.1710+8ee52f99c.tar.xz -O - | tar -xJ --strip-components=1 -C /usr/local/bin'
+          sudo sh -c 'wget -c https://pkg.machengine.org/zig/zig-macos-x86_64-0.14.0-dev.1911+3bf89f55c.tar.xz -O - | tar -xJ --strip-components=1 -C /usr/local/bin'
       - name: build
         run: zig build
       - name: test
diff --git a/build.zig b/build.zig
index 11270f90..eb5e0088 100644
--- a/build.zig
+++ b/build.zig
@@ -425,7 +425,7 @@ fn buildExamples(
 }
 
 comptime {
-    const supported_zig = std.SemanticVersion.parse("0.14.0-dev.1710+8ee52f99c") catch unreachable;
+    const supported_zig = std.SemanticVersion.parse("0.14.0-dev.1911+3bf89f55c") catch unreachable;
     if (builtin.zig_version.order(supported_zig) != .eq) {
         @compileError(std.fmt.comptimePrint("unsupported Zig version ({}). Required Zig version 2024.5.0-mach: https://machengine.org/about/nominated-zig/#202450-mach", .{builtin.zig_version}));
     }