diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 5c5396246af..8b464ef1aa9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -115,7 +115,14 @@ jobs:
           mkdir -p ${LLVM_DIR}
           curl --proto '=https' --tlsv1.2 -sSf "${{ matrix.llvm_url }}" -L -o - | tar xJv -C ${LLVM_DIR}
           echo "${LLVM_DIR}/bin" >> $GITHUB_PATH
-          echo "${LLVM_DIR}/usr/bin" >> $GITHUB_PATH
+        env:
+          LLVM_DIR: .llvm
+      - name: Configure LLVM (Windows)
+        # The Custom Windows build does not contains llvm-config.exe, so need to setup manualy here
+        if: matrix.os == 'windows-x64' && matrix.llvm_url
+        run: |
+          echo LLVM_SYS_14_PREFIX="${LLVM_DIR}" >> $GITHUB_ENV
+          echo LLVM_ENABLE=1 >> $GITHUB_ENV
         env:
           LLVM_DIR: .llvm
       - name: Set up dependencies for Mac OS