diff --git a/.github/workflows/release_wheels.yml b/.github/workflows/release_wheels.yml
index 094f6086..d6f1afff 100644
--- a/.github/workflows/release_wheels.yml
+++ b/.github/workflows/release_wheels.yml
@@ -17,24 +17,24 @@ jobs:
             env:
               macosx_deployment_target: "12.0"
             cibw:
-              build: "cp39* cp310* cp311* cp312*"
+              build: "cp310* cp311* cp312*"
           - os: macos-13-large # Apple Silicon
             name: mac_arm64
             env:
               macosx_deployment_target: "13.0"
             cibw:
-              build: "cp39* cp310* cp311* cp312*"
+              build: "cp310* cp311* cp312*"
           - os: ubuntu-22.04
             name: manylinux2014
             cibw:
               arch: x86_64
-              build: "cp39* cp310* cp311* cp312*"
+              build: "cp310* cp311* cp312*"
               manylinux_image: manylinux2014
           - os: windows-2019
             name: win_amd64
             architecture: x64
             cibw:
-              build: "cp39-win_amd64 cp310-win_amd64 cp311-win_amd64 cp312-win_amd64"
+              build: "cp310-win_amd64 cp311-win_amd64 cp312-win_amd64"
     env:
       MACOSX_DEPLOYMENT_TARGET: "${{ matrix.env.macosx_deployment_target }}"
       CIBW_BUILD: "${{ matrix.cibw.build || '*' }}"
diff --git a/.github/workflows/testing_wheels.yml b/.github/workflows/testing_wheels.yml
index a67b8556..1a0d46b5 100644
--- a/.github/workflows/testing_wheels.yml
+++ b/.github/workflows/testing_wheels.yml
@@ -22,24 +22,24 @@ jobs:
             env:
               macosx_deployment_target: "12.0"
             cibw:
-              build: "cp39* cp310* cp311* cp312*"
+              build: "cp310* cp311* cp312*"
           - os: macos-13-large # Apple Silicon
             name: mac_arm64
             env:
               macosx_deployment_target: "13.0"
             cibw:
-              build: "cp39* cp310* cp311* cp312*"
+              build: "cp310* cp311* cp312*"
           - os: ubuntu-22.04
             name: manylinux2014
             cibw:
               arch: x86_64
-              build: "cp39* cp310* cp311* cp312*"
+              build: "cp310* cp311* cp312*"
               manylinux_image: manylinux2014
           - os: windows-2019
             name: win_amd64
             architecture: x64
             cibw:
-              build: "cp39-win_amd64 cp310-win_amd64 cp311-win_amd64 cp312-win_amd64"
+              build: "cp310-win_amd64 cp311-win_amd64 cp312-win_amd64"
     env:
       MACOSX_DEPLOYMENT_TARGET: "${{ matrix.env.macosx_deployment_target }}"
       CIBW_BUILD: "${{ matrix.cibw.build || '*' }}"
diff --git a/dev-requirements.txt b/dev-requirements.txt
index 2d2638bc..77b67942 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,3 +1,3 @@
-black~=22.3.0
+black~=24.3.0
 flynt~=0.60
 pytest