diff --git a/.github/tools/cibw_repair_wheel_command_windows.sh b/.github/tools/cibw_repair_wheel_command_windows.sh
new file mode 100644
index 0000000..22e7352
--- /dev/null
+++ b/.github/tools/cibw_repair_wheel_command_windows.sh
@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+
+set -e
+set -x
+
+WHEEL=$1
+DEST_DIR=$2
+
+python -m pip install delvewheel
+python -m delvewheel show "$WHEEL" && python -m delvewheel repair -w "$DEST_DIR" "$WHEEL" --no-mangle-all
diff --git a/.github/workflows/CI_pyFrame3DD.yml b/.github/workflows/CI_pyFrame3DD.yml
index 9978d6f..fde0f2b 100644
--- a/.github/workflows/CI_pyFrame3DD.yml
+++ b/.github/workflows/CI_pyFrame3DD.yml
@@ -16,42 +16,51 @@ jobs:
             fail-fast: false #true
             matrix:
                 os: ["ubuntu-latest", "macOS-latest", "windows-latest"]
-                python-version: ["3.9", "3.10", "3.11"]
+                python-version: ["3.9", "3.10", "3.11", "3.12"]
 
         steps:
             - name: Setup C/C++ Compiler
+              if: false == contains( matrix.os, 'windows')
               id: install_cc
-              uses: rlalik/setup-cpp-compiler@v1.2
+              uses: rlalik/setup-cpp-compiler@master
+              with:
+                  compiler: clang
+          
+            - name: Install mingw-w64 on Windows
+              if: contains( matrix.os, 'windows')
+              uses: msys2/setup-msys2@v2
               with:
-                  compiler: gcc #clang
+                  path-type: inherit
+                  install: |
+                      mingw-w64-x86_64-gcc
 
             - name: checkout repository
               uses: actions/checkout@v4
 
+            - name: Set compilers
+              if: false == contains( matrix.os, 'windows')
+              run: |
+                  echo "CC=${{ steps.install_cc.outputs.cc }}" >> $GITHUB_ENV
+                  echo "CXX=${{ steps.install_cc.outputs.cxx }}" >> $GITHUB_ENV
+                  
             - name: Set up Python ${{ matrix.python-version }}
-              uses: actions/setup-python@v4
+              uses: actions/setup-python@v5
               id: cp
               with:
                   python-version: ${{ matrix.python-version }}
                   update-environment: true
-              
+
             - name: Editable Pip Install pyFrame3DD
-              env:
-                  CC: '${{ steps.install_cc.outputs.cc }}'
-                  CXX: '${{ steps.install_cc.outputs.cxx }}'
               run: |
                   '${{ steps.cp.outputs.python-path }}' -m pip install --upgrade pip
                   '${{ steps.cp.outputs.python-path }}' -m pip install meson-python meson numpy ninja wheel
                   '${{ steps.cp.outputs.python-path }}' -m pip install --no-build-isolation -e .[test]
-
+                  
             - name: Editable Test run
               run: |
                   '${{ steps.cp.outputs.python-path }}' -m pytest test
                   
             - name: Pip Install pyFrame3DD
-              env:
-                  CC: '${{ steps.install_cc.outputs.cc }}'
-                  CXX: '${{ steps.install_cc.outputs.cxx }}'
               run: |
                   '${{ steps.cp.outputs.python-path }}' -m pip uninstall pyframe3dd
                   '${{ steps.cp.outputs.python-path }}' -m pip install -v .[test]
@@ -78,7 +87,7 @@ jobs:
             fail-fast: false #true
             matrix:
                 os: ["ubuntu-latest", "macOS-latest", "windows-latest"]
-                python-version: ["3.9", "3.10", "3.11"]
+                python-version: ["3.9", "3.10", "3.11", "3.12"]
 
         steps:
             - name: checkout repository
diff --git a/.github/workflows/Publish_pyFrame3DD.yml b/.github/workflows/Publish_pyFrame3DD.yml
index 7077f47..3686399 100644
--- a/.github/workflows/Publish_pyFrame3DD.yml
+++ b/.github/workflows/Publish_pyFrame3DD.yml
@@ -1,37 +1,49 @@
 name: Build and upload to PyPI
+# https://github.com/pypa/cibuildwheel/blob/main/examples/github-deploy.yml
+# Best comparable example: https://github.com/pdfo/pdfo
 
-# Build on every branch push, tag push, and pull request change:
-#on: [push, pull_request]
-# Alternatively, to publish when a (published) GitHub Release is created, use the following:
-on:
-    release:
-        types:
-            - published
+# Build on every pull request (no need for every push) and release change:
+on: [pull_request, release]
 
 jobs:
   build_wheels:
     name: Build wheels on ${{ matrix.os }}
     runs-on: ${{ matrix.os }}
     strategy:
+      fail-fast: false
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-latest]
+        os: [ubuntu-latest, windows-latest, macos-13, macos-14]
 
     steps:
-      - name: Setup C/C++ Compiler
+      - name: Install compiler
+        if: false == contains( matrix.os, 'windows')
         id: install_cc
-        uses: rlalik/setup-cpp-compiler@v1.2
+        uses: rlalik/setup-cpp-compiler@master
         with:
-            compiler: gcc #clang
+          compiler: clang
+          
+      - name: Install mingw-w64 on Windows
+        if: contains( matrix.os, 'windows')
+        uses: msys2/setup-msys2@v2
+        with:
+          path-type: inherit
+          install: |
+            mingw-w64-x86_64-gcc
             
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Build wheels
+      - name: Build wheels mac and linux
+        if: false == contains( matrix.os, 'windows')
+        uses: pypa/cibuildwheel@v2.17.0
         env:
-            CC: '${{ steps.install_cc.outputs.cc }}'
-            CXX: '${{ steps.install_cc.outputs.cxx }}'
-        uses: pypa/cibuildwheel@v2.16.2
+          CC: ${{ steps.install_cc.outputs.cc }}
+          CXX: ${{ steps.install_cc.outputs.cxx }}
 
+      - name: Build wheels windows
+        if: contains( matrix.os, 'windows')
+        uses: pypa/cibuildwheel@v2.17.0
+          
       - uses: actions/upload-artifact@v4
         with:
           name: cibw-wheels-${{ matrix.os }}-${{ strategy.job-index }}
@@ -41,7 +53,7 @@ jobs:
     name: Build source distribution
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Build sdist
         run: pipx run build --sdist
diff --git a/pyframe3dd/meson.build b/pyframe3dd/meson.build
index bcb71be..a803e07 100644
--- a/pyframe3dd/meson.build
+++ b/pyframe3dd/meson.build
@@ -8,28 +8,33 @@ py3.install_sources(
   subdir: 'pyframe3dd',
 )
 
-sources = ['src/py_main.c',
-     'src/py_structs.h',
-     'src/py_io.c',
-     'src/py_io.h',
-     'src/py_frame3dd.c',
-     'src/py_frame3dd.h',
-     'src/py_eig.c',
-     'src/py_eig.h',
-     'src/py_HPGmatrix.c',
-     'src/py_HPGmatrix.h',
-     'src/coordtrans.c',
-     'src/coordtrans.h',
-     'src/HPGutil.c',
-     'src/HPGutil.h',
-     'src/NRutil.c',
-     'src/NRutil.h']
+sources = [
+  'src/HPGutil.h',
+  'src/HPGutil.c',
+  'src/coordtrans.h',
+  'src/coordtrans.c',
+  'src/NRutil.h',
+  'src/NRutil.c',
+  'src/py_io.h',
+  'src/py_io.c',
+  'src/py_eig.h',
+  'src/py_eig.c',
+  'src/py_structs.h',
+  'src/py_HPGmatrix.h',
+  'src/py_HPGmatrix.c',
+  'src/py_frame3dd.h',
+  'src/py_frame3dd.c',
+  'src/py_main.c',
+]
 
 # We need to build a shared library NOT A PYTHON EXTENSION
 # The ctypes wrapper handles the extension part.
 # If the interface was done purely in C, then need the python extension.
-temp = shared_library('_pyframe3dd', sources,
-     name_prefix: '',
-     include_directories: 'src',
-     install_dir: py3.get_install_dir() / 'pyframe3dd',
-     install : true)
+temp = shared_library(
+  '_pyframe3dd',
+  sources,
+  name_prefix: '',
+  include_directories: ['src','src/microstran'],
+  install_dir: py3.get_install_dir() / 'pyframe3dd',
+  install : true,
+)
diff --git a/pyframe3dd/src/Makefile b/pyframe3dd/src/Makefile
index 3592ebd..6d05902 100644
--- a/pyframe3dd/src/Makefile
+++ b/pyframe3dd/src/Makefile
@@ -1,5 +1,5 @@
 CC ?= clang #gcc
-CFLAGS = -c -g -O2 -fPIC
+CFLAGS = -c -g -O2 -fPIC -Wall
 
 OBS   = coordtrans.o HPGutil.o NRutil.o 
 PYOBS = py_main.o py_io.o py_frame3dd.o py_eig.o py_HPGmatrix.o 
diff --git a/pyproject.toml b/pyproject.toml
index a3abfc2..4163425 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "mesonpy"
 
 [project]
 name = "WISDEM-pyFrame3DD"
-version = "1.1.0"
+version = "1.1.1"
 description = "Python bindings to Frame3DD, a code for static and dynamic structural analysis of 2D and 3D frames and trusses, with permission from Prof Henri Gavin"
 readme = "README.md"
 requires-python = ">=3.9"
@@ -116,5 +116,15 @@ atomic = true
 #src_paths=isort,test
 
 [tool.cibuildwheel]
-skip = ["cp36-*", "cp37-*", "cp38-*", "*-win32"]
-build-frontend = "build"
+skip = ["pp*", "cp36-*", "cp37-*", "cp38-*", "*-win32", "*-win_arm64"] #, "*-musllinux*"]
+build-frontend = { name = "build", args = ["-w","-n","-x"] }
+before-build = "pip install numpy ninja meson meson-python"
+build-verbosity = "3"
+
+# https://github.com/pdfo/pdfo
+[[tool.cibuildwheel.overrides]]
+select = "*-win_amd64"
+environment = { PKG_CONFIG_PATH="c:/opt/64/lib/pkgconfig" }
+
+[tool.cibuildwheel.windows]
+repair-wheel-command = "bash .github/tools/cibw_repair_wheel_command_windows.sh {wheel} {dest_dir}"
diff --git a/test/test_beam_theory.py b/test/test_beam_theory.py
index bd3a085..762b827 100644
--- a/test/test_beam_theory.py
+++ b/test/test_beam_theory.py
@@ -107,13 +107,5 @@ def testFixedFree_FreeFree(self):
         self.assertAlmostEqual(freq[5], anal[2], -2)
     
 
-
-
-
-def suite():
-    suite = unittest.TestSuite()
-    suite.addTest(unittest.makeSuite(FrameTestEXA))
-    return suite
-
 if __name__ == '__main__':
-    unittest.TextTestRunner().run(suite())
+    unittest.main()
diff --git a/test/test_breakdown.py b/test/test_breakdown.py
index a5dfa81..710ec55 100644
--- a/test/test_breakdown.py
+++ b/test/test_breakdown.py
@@ -213,19 +213,10 @@ def testModal(self):
         npt.assert_almost_equal(rxns_mass.Mxx, rxns_force.Mxx)
         npt.assert_almost_equal(rxns_mass.Myy, rxns_force.Myy)
         npt.assert_almost_equal(rxns_mass.Mzz, rxns_force.Mzz)
-        
-def suite():
-    suite = unittest.TestSuite()
-    suite.addTest(unittest.makeSuite(TestBreakdown))
-    return suite
 
 
-if __name__ == "__main__":
-    result = unittest.TextTestRunner().run(suite())
 
-    if result.wasSuccessful():
-        exit(0)
-    else:
-        exit(1)
+if __name__ == "__main__":
+    unittest.main()
     
 
diff --git a/test/test_frame.py b/test/test_frame.py
index 83e6bf4..f3d71c8 100644
--- a/test/test_frame.py
+++ b/test/test_frame.py
@@ -917,11 +917,18 @@ def test_addgrav_working(self):
 
 
 def suite():
-    suite = unittest.TestSuite()
-    suite.addTest(unittest.makeSuite(FrameTestEXA))
-    suite.addTest(unittest.makeSuite(FrameTestEXB))
-    suite.addTest(unittest.makeSuite(GravityAdd))
-    return suite
-
-if __name__ == '__main__':
-    unittest.TextTestRunner().run(suite())
+    suite = [
+        unittest.TestLoader().loadTestsFromTestCase(FrameTestEXA),
+        unittest.TestLoader().loadTestsFromTestCase(FrameTestEXB),
+        unittest.TestLoader().loadTestsFromTestCase(GravityAdd),
+    ]
+    return unittest.TestSuite(suite)
+
+if __name__ == "__main__":
+    result = unittest.TextTestRunner().run(suite())
+
+    if result.wasSuccessful():
+        exit(0)
+    else:
+        exit(1)
+