diff --git a/build.sh b/build.sh
index cfffda5..7b0b60a 100755
--- a/build.sh
+++ b/build.sh
@@ -1,8 +1,7 @@
 #LLVM
 
 mkdir -p ./circt/llvm/build;
-pushd ./circt/llvm/build;
-cmake -G Ninja ../llvm \
+cmake -S ./circt/llvm/llvm -B ./circt/llvm/build -G Ninja \
   -DLLVM_ENABLE_PROJECTS="mlir"  \
   -DLLVM_TARGETS_TO_BUILD="host"   \
   -DLLVM_ENABLE_ASSERTIONS=ON  \
@@ -10,22 +9,15 @@ cmake -G Ninja ../llvm \
   -DLLVM_USE_SPLIT_DWARF=ON   \
   -DLLVM_ENABLE_LLD=ON \
   -DLLVM_PARALLEL_LINK_JOBS=1 \
-  -DLLVM_PARALLEL_COMPILE_JOBS=16 \
   -DLLVM_OPTIMIZED_TABLEGEN=ON;
-ninja;
-popd;
+ninja -C ./circt/llvm/build;
 
 #CIRCT
 mkdir -p ./circt/build;
-pushd ./circt/build;
-cmake .. --preset debug;
-ninja;
-popd;
+cmake -S ./circt -B ./circt/build --preset debug;
+ninja -C ./circt/build ;
 
 #rtlil-emit
-
 mkdir -p ./rtlil-emit/build;
-pushd ./rtlil-emit/build;
-cmake .. --preset debug;
-ninja;
-popd;
\ No newline at end of file
+cmake -S ./rtlil-emit -B ./rtlil-emit/build --preset debug;
+ninja -C ./rtlil-emit/build;
\ No newline at end of file