diff --git a/extern/llvm_build.bat b/extern/llvm_build.bat
index c50d0f49..aa1dd5e2 100644
--- a/extern/llvm_build.bat
+++ b/extern/llvm_build.bat
@@ -1,20 +1,15 @@
 PUSHD %~dp0
 
 @IF EXIST llvm-project_11_0_0 GOTO LLVM_HAS
-git clone --config core.autocrlf=false https://github.com/llvm/llvm-project.git llvm-project_11_0_0
+git clone --depth 1 --branch llvmorg-11.0.0 --config core.autocrlf=false https://github.com/llvm/llvm-project.git llvm-project_11_0_0
 pushd llvm-project_11_0_0
 
-pushd llvm-project_11_0_0
-git pull origin master
-git checkout llvmorg-11.0.0
-popd
-
 :LLVM_HAS
 
 @IF EXIST llvm_win64_11_0_0 GOTO HAS_CONFIG
 mkdir llvm_win64_11_0_0
 cd llvm_win64_11_0_0
-cmake ../llvm-project_11_0_0/llvm -G"Visual Studio 16 2019" -Ax64 -Thost=x64 -DLLVM_USE_CRT_DEBUG:STRING="MTd" -DLLVM_USE_CRT_RELEASE:STRING="MT"
+cmake ../llvm-project_11_0_0/llvm -G"Visual Studio 16 2019" -Ax64 -Thost=x64 -DLLVM_USE_CRT_DEBUG:STRING="MTd" -DLLVM_USE_CRT_RELEASE:STRING="MT" -DLLVM_TARGETS_TO_BUILD="AArch64;ARM;X86;WebAssembly"
 @GOTO DOBUILD
 
 :HAS_CONFIG
@@ -22,8 +17,8 @@ cd llvm_win64_11_0_0
 @GOTO DOBUILD
 
 :DOBUILD
-cmake --build . --config Debug 
-cmake --build . --config Release
+cmake --build . -t $(cat ../llvm_targets.txt) --config Debug
+cmake --build . -t $(cat ../llvm_targets.txt) --config Release
 
 :SUCCESS
 @ECHO SUCCESS!
@@ -33,4 +28,4 @@ cmake --build . --config Release
 :HADERROR
 @ECHO =================FAILED=================
 @POPD
-@EXIT /b %ERRORLEVEL%
\ No newline at end of file
+@EXIT /b %ERRORLEVEL%