diff --git a/ci/aarch64-linux-debug.sh b/ci/aarch64-linux-debug.sh
index 6369777e88..dd258e0881 100644
--- a/ci/aarch64-linux-debug.sh
+++ b/ci/aarch64-linux-debug.sh
@@ -8,7 +8,7 @@ set -e
 ARCH="$(uname -m)"
 TARGET="$ARCH-linux-musl"
 MCPU="baseline"
-CACHE_BASENAME="zig+llvm+lld+clang-$TARGET-0.11.0-dev.1869+df4cfc2ec"
+CACHE_BASENAME="zig+llvm+lld+clang-$TARGET-0.12.0-dev.203+d3bc1cfc4"
 PREFIX="$HOME/deps/$CACHE_BASENAME"
 ZIG="$PREFIX/bin/zig"
 
diff --git a/ci/aarch64-linux-release.sh b/ci/aarch64-linux-release.sh
index 369c14dc5f..25118bce82 100644
--- a/ci/aarch64-linux-release.sh
+++ b/ci/aarch64-linux-release.sh
@@ -8,7 +8,7 @@ set -e
 ARCH="$(uname -m)"
 TARGET="$ARCH-linux-musl"
 MCPU="baseline"
-CACHE_BASENAME="zig+llvm+lld+clang-$TARGET-0.11.0-dev.1869+df4cfc2ec"
+CACHE_BASENAME="zig+llvm+lld+clang-$TARGET-0.12.0-dev.203+d3bc1cfc4"
 PREFIX="$HOME/deps/$CACHE_BASENAME"
 ZIG="$PREFIX/bin/zig"
 
diff --git a/ci/aarch64-macos-debug.sh b/ci/aarch64-macos-debug.sh
index ae79210153..890a53be2d 100755
--- a/ci/aarch64-macos-debug.sh
+++ b/ci/aarch64-macos-debug.sh
@@ -9,7 +9,7 @@ set -e
 ZIGDIR="$(pwd)"
 TARGET="$ARCH-macos-none"
 MCPU="baseline"
-CACHE_BASENAME="zig+llvm+lld+clang-$TARGET-0.11.0-dev.2441+eb19f73af"
+CACHE_BASENAME="zig+llvm+lld+clang-$TARGET-0.12.0-dev.203+d3bc1cfc4"
 PREFIX="$HOME/$CACHE_BASENAME"
 ZIG="$PREFIX/bin/zig"
 
diff --git a/ci/aarch64-macos-release.sh b/ci/aarch64-macos-release.sh
index c3b5b9cc75..125bc2cc65 100755
--- a/ci/aarch64-macos-release.sh
+++ b/ci/aarch64-macos-release.sh
@@ -9,7 +9,7 @@ set -e
 ZIGDIR="$(pwd)"
 TARGET="$ARCH-macos-none"
 MCPU="baseline"
-CACHE_BASENAME="zig+llvm+lld+clang-$TARGET-0.11.0-dev.2441+eb19f73af"
+CACHE_BASENAME="zig+llvm+lld+clang-$TARGET-0.12.0-dev.203+d3bc1cfc4"
 PREFIX="$HOME/$CACHE_BASENAME"
 ZIG="$PREFIX/bin/zig"
 
diff --git a/ci/aarch64-windows.ps1 b/ci/aarch64-windows.ps1
index ac7391056f..0a21646713 100644
--- a/ci/aarch64-windows.ps1
+++ b/ci/aarch64-windows.ps1
@@ -1,5 +1,5 @@
 $TARGET = "$($Env:ARCH)-windows-gnu"
-$ZIG_LLVM_CLANG_LLD_NAME = "zig+llvm+lld+clang-$TARGET-0.11.0-dev.1869+df4cfc2ec"
+$ZIG_LLVM_CLANG_LLD_NAME = "zig+llvm+lld+clang-$TARGET-0.12.0-dev.203+d3bc1cfc4"
 $MCPU = "baseline"
 $ZIG_LLVM_CLANG_LLD_URL = "https://ziglang.org/deps/$ZIG_LLVM_CLANG_LLD_NAME.zip"
 $PREFIX_PATH = "$(Get-Location)\..\$ZIG_LLVM_CLANG_LLD_NAME"
diff --git a/ci/x86_64-linux-debug.sh b/ci/x86_64-linux-debug.sh
index 6049369fa5..69cd569879 100755
--- a/ci/x86_64-linux-debug.sh
+++ b/ci/x86_64-linux-debug.sh
@@ -8,7 +8,7 @@ set -e
 ARCH="$(uname -m)"
 TARGET="$ARCH-linux-musl"
 MCPU="baseline"
-CACHE_BASENAME="zig+llvm+lld+clang-$TARGET-0.12.0-dev.193+0aa9b5d32"
+CACHE_BASENAME="zig+llvm+lld+clang-$TARGET-0.12.0-dev.203+d3bc1cfc4"
 PREFIX="$HOME/deps/$CACHE_BASENAME"
 ZIG="$PREFIX/bin/zig"
 
diff --git a/ci/x86_64-linux-release.sh b/ci/x86_64-linux-release.sh
index ee4bd69eff..421fb89ba7 100755
--- a/ci/x86_64-linux-release.sh
+++ b/ci/x86_64-linux-release.sh
@@ -8,7 +8,7 @@ set -e
 ARCH="$(uname -m)"
 TARGET="$ARCH-linux-musl"
 MCPU="baseline"
-CACHE_BASENAME="zig+llvm+lld+clang-$TARGET-0.12.0-dev.193+0aa9b5d32"
+CACHE_BASENAME="zig+llvm+lld+clang-$TARGET-0.12.0-dev.203+d3bc1cfc4"
 PREFIX="$HOME/deps/$CACHE_BASENAME"
 ZIG="$PREFIX/bin/zig"
 
diff --git a/ci/x86_64-macos-release.sh b/ci/x86_64-macos-release.sh
index 0995971c00..039aefe6d1 100755
--- a/ci/x86_64-macos-release.sh
+++ b/ci/x86_64-macos-release.sh
@@ -6,7 +6,7 @@ set -e
 ZIGDIR="$(pwd)"
 TARGET="$ARCH-macos-none"
 MCPU="baseline"
-CACHE_BASENAME="zig+llvm+lld+clang-$TARGET-0.11.0-dev.2441+eb19f73af"
+CACHE_BASENAME="zig+llvm+lld+clang-$TARGET-0.12.0-dev.203+d3bc1cfc4"
 PREFIX="$HOME/$CACHE_BASENAME"
 JOBS="-j3"
 
diff --git a/ci/x86_64-windows-debug.ps1 b/ci/x86_64-windows-debug.ps1
index cf303a17b3..8176b34f11 100644
--- a/ci/x86_64-windows-debug.ps1
+++ b/ci/x86_64-windows-debug.ps1
@@ -1,5 +1,5 @@
 $TARGET = "$($Env:ARCH)-windows-gnu"
-$ZIG_LLVM_CLANG_LLD_NAME = "zig+llvm+lld+clang-$TARGET-0.11.0-dev.1869+df4cfc2ec"
+$ZIG_LLVM_CLANG_LLD_NAME = "zig+llvm+lld+clang-$TARGET-0.12.0-dev.203+d3bc1cfc4"
 $MCPU = "baseline"
 $ZIG_LLVM_CLANG_LLD_URL = "https://ziglang.org/deps/$ZIG_LLVM_CLANG_LLD_NAME.zip"
 $PREFIX_PATH = "$(Get-Location)\$ZIG_LLVM_CLANG_LLD_NAME"
diff --git a/ci/x86_64-windows-release.ps1 b/ci/x86_64-windows-release.ps1
index da0353836a..4b2cf674c7 100644
--- a/ci/x86_64-windows-release.ps1
+++ b/ci/x86_64-windows-release.ps1
@@ -1,5 +1,5 @@
 $TARGET = "$($Env:ARCH)-windows-gnu"
-$ZIG_LLVM_CLANG_LLD_NAME = "zig+llvm+lld+clang-$TARGET-0.11.0-dev.1869+df4cfc2ec"
+$ZIG_LLVM_CLANG_LLD_NAME = "zig+llvm+lld+clang-$TARGET-0.12.0-dev.203+d3bc1cfc4"
 $MCPU = "baseline"
 $ZIG_LLVM_CLANG_LLD_URL = "https://ziglang.org/deps/$ZIG_LLVM_CLANG_LLD_NAME.zip"
 $PREFIX_PATH = "$(Get-Location)\$ZIG_LLVM_CLANG_LLD_NAME"