diff --git a/ci/azure/windows_msvc_install b/ci/azure/windows_msvc_install
index 88e6fdaf711a1919687a77134d9549ed0aade5c1..e016cf48fb9ca897e68598307c58982f5ef0ce70 100644
--- a/ci/azure/windows_msvc_install
+++ b/ci/azure/windows_msvc_install
@@ -7,5 +7,5 @@ pacman -Suy --needed --noconfirm
 pacman -S --needed --noconfirm wget p7zip python3-pip tar xz
 
 pip install s3cmd
-wget -nv "https://ziglang.org/deps/llvm%2bclang%2blld-12.0.1-rc1-x86_64-windows-msvc-release-mt.tar.xz"
-tar xf llvm+clang+lld-12.0.1-rc1-x86_64-windows-msvc-release-mt.tar.xz
+wget -nv "https://ziglang.org/deps/llvm%2bclang%2blld-13.0.0-rc1-x86_64-windows-msvc-release-mt.tar.xz"
+tar xf llvm+clang+lld-13.0.0-rc1-x86_64-windows-msvc-release-mt.tar.xz
diff --git a/ci/azure/windows_msvc_script.bat b/ci/azure/windows_msvc_script.bat
index a0736507174ef6b487a793addadcfcf098250716..c7b6f5e733e9865efd003832f22589e85de0bbe2 100644
--- a/ci/azure/windows_msvc_script.bat
+++ b/ci/azure/windows_msvc_script.bat
@@ -11,7 +11,7 @@ SET "MSYSTEM=%PREVMSYSTEM%"
 
 SET "ZIGBUILDDIR=%SRCROOT%\build"
 SET "ZIGINSTALLDIR=%ZIGBUILDDIR%\dist"
-SET "ZIGPREFIXPATH=%SRCROOT%\llvm+clang+lld-12.0.1-rc1-x86_64-windows-msvc-release-mt"
+SET "ZIGPREFIXPATH=%SRCROOT%\llvm+clang+lld-13.0.0-rc1-x86_64-windows-msvc-release-mt"
 
 call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\VC\Auxiliary\Build\vcvarsall.bat" x64
 
diff --git a/ci/drone/drone.yml b/ci/drone/drone.yml
index bfdc5a377491e18847205b8b1a66de2f663ff811..21b731b84261e76f67384d1b7d8306ec604d3d84 100644
--- a/ci/drone/drone.yml
+++ b/ci/drone/drone.yml
@@ -7,28 +7,28 @@ platform:
 
 steps:
 - name: build
-  image: ziglang/static-base:llvm12-aarch64-5
+  image: ziglang/static-base:llvm13-aarch64-5
   commands:
   - ./ci/drone/linux_script_build
 
 - name: test-1
   depends_on:
   - build
-  image: ziglang/static-base:llvm12-aarch64-5
+  image: ziglang/static-base:llvm13-aarch64-5
   commands:
   - ./ci/drone/linux_script_test 1
 
 - name: test-2
   depends_on:
   - build
-  image: ziglang/static-base:llvm12-aarch64-5
+  image: ziglang/static-base:llvm13-aarch64-5
   commands:
   - ./ci/drone/linux_script_test 2
 
 - name: test-3
   depends_on:
   - build
-  image: ziglang/static-base:llvm12-aarch64-5
+  image: ziglang/static-base:llvm13-aarch64-5
   commands:
   - ./ci/drone/linux_script_test 3
 
@@ -38,7 +38,7 @@ steps:
   - test-1
   - test-2
   - test-3
-  image: ziglang/static-base:llvm12-aarch64-5
+  image: ziglang/static-base:llvm13-aarch64-5
   environment:
     SRHT_OAUTH_TOKEN:
       from_secret: SRHT_OAUTH_TOKEN