diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1a3919c8b..945808532 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -555,6 +555,7 @@ jobs:
         echo "BUILD_TYPE=Release" >> $env:GITHUB_ENV
         echo "CLAD_CODE_COVERAGE=0" >> $env:GITHUB_ENV
         $env:ncpus=$([Environment]::ProcessorCount) 
+        echo "ncpus=$env:ncpus" >> $env:GITHUB_ENV
         
     - name: Download Coverity Build Tool - Linux
       if: ${{ (matrix.coverity == true) && (runner.os == 'Linux') }}
@@ -762,7 +763,7 @@ jobs:
               -DLLVM_BUILD_LLVM_DYLIB_VIS=On              `
               -DLLVM_LINK_LLVM_DYLIB=On                   `
               -DCLANG_LINK_CLANG_DYLIB=On                                 
-        cmake --build build
+        cmake --build build --config RelWithDebInfo --parallel ${{ env.ncpus }}
         rm -r -force $(find.exe . -maxdepth 1 ! -name "build" ! -name "llvm" ! -name "clang" ! -name ".")    
         cd .\llvm\
         rm -r -force $(find.exe . -maxdepth 1 ! -name "include" ! -name "lib" ! -name "cmake" ! -name ".")
@@ -770,14 +771,13 @@ jobs:
         rm -r -force $(find.exe . -maxdepth 1 ! -name "include" ! -name "lib" ! -name "cmake"  ! -name ".")
         cd ..\..     
 
-    #Commented out while debugging
-    #- name: Save Cache LLVM/Clang runtime build directory (debug_build==true)
-    #  uses: actions/cache/save@v4
-    #  if: ${{ (matrix.debug_build == true) && (steps.cache.outputs.cache-hit != 'true') }}
-    #  with:
-    #    path: |
-    #      llvm-project
-    #    key: ${{ steps.cache.outputs.cache-primary-key }}
+    - name: Save Cache LLVM/Clang runtime build directory (debug_build==true)
+      uses: actions/cache/save@v4
+      if: ${{ (matrix.debug_build == true) && (steps.cache.outputs.cache-hit != 'true') }}
+      with:
+        path: |
+          llvm-project
+        key: ${{ steps.cache.outputs.cache-primary-key }}
         
     - name: Set LLVM/Cling build path on Unix (debug_build==true)
       if: ${{ (matrix.debug_build == true) && (runner.os != 'windows') }}
@@ -910,14 +910,14 @@ jobs:
           echo "PATH_TO_LLVM_BUILD=$env:PATH_TO_LLVM_BUILD" >> $env:GITHUB_ENV
           $lit = @(which lit)
           cmake -G Ninja  -DCMAKE_BUILD_TYPE="$env:BUILD_TYPE" -DClang_DIR="$env:PATH_TO_LLVM_BUILD" -DLLVM_DIR="$env:PATH_TO_LLVM_BUILD"  -DLLVM_BUILD_LLVM_DYLIB_VIS=On -DLLVM_LINK_LLVM_DYLIB=On -DCLANG_LINK_CLANG_DYLIB=On -DCLAD_CODE_COVERAGE="$env:CLAD_CODE_COVERAGE" -DCLAD_BUILD_STATIC_ONLY="ON" -DLLVM_EXTERNAL_LIT="$lit" "$env:GITHUB_WORKSPACE" ${{ matrix.extra_cmake_options }}
-          cmake --build . --config "$env:BUILD_TYPE"
+          cmake --build . --config "$env:BUILD_TYPE" --parallel ${{ env.ncpus }}
         }
         else
         {
           ((Get-Content -path C:/Miniconda/Library/lib/cmake/llvm/LLVMConfig.cmake -Raw) -replace 'LLVM_ENABLE_DIA_SDK ON','LLVM_ENABLE_DIA_SDK OFF') | Set-Content -Path C:/Miniconda/Library/lib/cmake/llvm/LLVMConfig.cmake
           $lit = @(which lit)
           cmake -DClang_DIR="$env:PATH_TO_LLVM_BUILD" -DLLVM_DIR="$env:PATH_TO_LLVM_BUILD" -DCMAKE_BUILD_TYPE="$env:BUILD_TYPE" -DCLAD_CODE_COVERAGE="$env:CLAD_CODE_COVERAGE" -DCLAD_BUILD_STATIC_ONLY="ON" -DLLVM_EXTERNAL_LIT="$lit" "$env:GITHUB_WORKSPACE" ${{ matrix.extra_cmake_options }}
-          cmake --build . --config Release
+          cmake --build . --config Release --parallel ${{ env.ncpus }}
         }