diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 13b7baa53e6..742f18ae9f5 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -445,7 +445,7 @@ armhf_test:
 
 .windows-docker-vs2019:
   variables:
-    WINDOWS_TAG: "2021-01-27.1"
+    WINDOWS_TAG: "2021-01-29"
     WINDOWS_IMAGE: "$CI_REGISTRY_IMAGE/windows/x64_build:${WINDOWS_TAG}-${MESA_TEMPLATES_COMMIT}"
     WINDOWS_UPSTREAM_IMAGE: "$CI_REGISTRY/$FDO_UPSTREAM_REPO/windows/x64_build:${WINDOWS_TAG}-${MESA_TEMPLATES_COMMIT}"
 
diff --git a/.gitlab-ci/windows/mesa_deps.ps1 b/.gitlab-ci/windows/mesa_deps.ps1
index 58efe95ec44..7bea163588f 100644
--- a/.gitlab-ci/windows/mesa_deps.ps1
+++ b/.gitlab-ci/windows/mesa_deps.ps1
@@ -45,12 +45,15 @@ if (!$?) {
 
 Get-Date
 Write-Host "Cloning LLVM master"
-git clone -b master --depth=1 https://github.com/llvm/llvm-project llvm-project
+git clone -b release/12.x --depth=1 https://github.com/llvm/llvm-project llvm-project
 if (!$?) {
   Write-Host "Failed to clone LLVM repository"
   Exit 1
 }
 
+# ideally we need to use a tag here instead of master
+# but as of today, SPIRV-LLVM-Translator doesn't have
+# a tag matching LLVM 12.0.0, which is not yet out TBH
 Get-Date
 Write-Host "Cloning SPIRV-LLVM-Translator"
 git clone -b master https://github.com/KhronosGroup/SPIRV-LLVM-Translator llvm-project/llvm/projects/SPIRV-LLVM-Translator