diff --git a/.github/workflows/ci_cmake.yml b/.github/workflows/ci_cmake.yml
index 8ee13b7..9a960c7 100644
--- a/.github/workflows/ci_cmake.yml
+++ b/.github/workflows/ci_cmake.yml
@@ -2,6 +2,9 @@ name: ci_cmake
 
 env:
   HOMEBREW_NO_INSTALL_CLEANUP: 1
+  CMAKE_BUILD_PARALLEL_LEVEL: 4
+  CTEST_PARALLEL_LEVEL: 0
+  CTEST_NO_TESTS_ACTION: error
 
 on:
   push:
@@ -22,23 +25,23 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        gcc_version: [9, 10, 11, 12]
+        gcc_version: [9, 10, 11, 12, 13]
         include:
         - os: macos-latest
-          gcc_version: 12
+          gcc_version: 13
 
     env:
       FC: gfortran-${{ matrix.gcc_version }}
 
     steps:
-    - uses: actions/setup-python@v4
+    - uses: actions/setup-python@v5
       with:
         python-version: '3.x'
 
     - name: install pytest
       run: python -m pip install numpy scipy pytest
 
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - run: cmake --workflow --preset default
 
@@ -47,32 +50,31 @@ jobs:
     runs-on: windows-latest
     timeout-minutes: 15
     env:
-      CMAKE_GENERATOR: Ninja
+      CMAKE_GENERATOR: "MinGW Makefiles"
 
     steps:
     - uses: msys2/setup-msys2@v2
       with:
         update: true
         install: >-
-          mingw-w64-x86_64-ninja
           mingw-w64-x86_64-gcc-fortran
 
     - name: Put MSYS2_MinGW64 on PATH
       run: echo "D:/a/_temp/msys64/mingw64/bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
 
-    - uses: actions/setup-python@v4
+    - uses: actions/setup-python@v5
       with:
         python-version: '3.x'
 
     - name: install pytest
       run: python -m pip install numpy scipy pytest
 
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - run: cmake --workflow --preset default
 
     - name: .exe for release
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       if: success()
       with:
         name: rpncalc.exe