diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 12e4d1b..488c359 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -86,10 +86,33 @@ jobs:
       - name: Install compiler tools on macOS
         if: runner.os == 'macOS'
         run: |
-          brew install make automake swig gmp mpfr boost
+          brew install make automake swig mpfr boost
           export PATH="/usr/local/opt/make/libexec/gnubin:$PATH"
 
-      - uses: pypa/cibuildwheel@v2.17
+      - name: Clone gmp
+        if: runner.os == 'macOS'
+        uses: actions/checkout@v4
+        with:
+          repository: gmp-mirror/gmp-6.3
+          path: gmp-6.3
+
+      - name: Build gmp from source for MACOSX_DEPLOYMENT_TARGET
+        if: runner.os == 'macOS'
+        env:
+          MACOSX_DEPLOYMENT_TARGET: "10.9"
+        working-directory: gmp-6.3
+        run: |
+          brew install texinfo
+          autoreconf -i -f
+          ./configure --help
+          ./configure \
+            --prefix=$(brew --prefix) \
+            --enable-cxx
+          touch ./doc/version.texi
+          make --jobs
+          make install
+
+      - uses: pypa/cibuildwheel@v2.20
         env:
           CIBW_ARCHS: ${{ matrix.arch }}
           CIBW_BUILD: cp${{ matrix.python }}-*
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 73a0584..bff083f 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -17,6 +17,6 @@ jobs:
     name: Validate PR title
     runs-on: ubuntu-latest
     steps:
-      - uses: amannn/action-semantic-pull-request@v5.5.2
+      - uses: amannn/action-semantic-pull-request@v5.5.3
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
index cda3305..ece5d47 100644
--- a/.github/workflows/wheels.yml
+++ b/.github/workflows/wheels.yml
@@ -62,10 +62,33 @@ jobs:
       - name: Install compiler tools on macOS
         if: runner.os == 'macOS'
         run: |
-          brew install make automake swig gmp mpfr boost
+          brew install make automake swig mpfr boost
           export PATH="/usr/local/opt/make/libexec/gnubin:$PATH"
 
-      - uses: pypa/cibuildwheel@v2.17
+      - name: Clone gmp
+        if: runner.os == 'macOS'
+        uses: actions/checkout@v4
+        with:
+          repository: gmp-mirror/gmp-6.3
+          path: gmp-6.3
+
+      - name: Build gmp from source for MACOSX_DEPLOYMENT_TARGET
+        if: runner.os == 'macOS'
+        env:
+          MACOSX_DEPLOYMENT_TARGET: "10.9"
+        working-directory: gmp-6.3
+        run: |
+          brew install texinfo
+          autoreconf -i -f
+          ./configure --help
+          ./configure \
+            --prefix=$(brew --prefix) \
+            --enable-cxx
+          touch ./doc/version.texi
+          make --jobs
+          make install
+
+      - uses: pypa/cibuildwheel@v2.20
         env:
           CIBW_ARCHS: ${{ matrix.arch }}
           CIBW_BUILD: cp${{ matrix.python }}-*