diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index ae106cef..247dcfb5 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -13,7 +13,7 @@ jobs:
   release:
     runs-on: ubuntu-latest
     container:
-      image: danielflook/python-minifier-build:python3.12-2023-09-25
+      image: danielflook/python-minifier-build:python3.12-2024-01-12
     steps:
       - name: Checkout
         uses: actions/checkout@v3
diff --git a/.github/workflows/release_test.yaml b/.github/workflows/release_test.yaml
index b8f401f3..2e5f65a2 100644
--- a/.github/workflows/release_test.yaml
+++ b/.github/workflows/release_test.yaml
@@ -11,7 +11,7 @@ jobs:
         sdist: ${{ steps.package.outputs.sdist }}
         wheel: ${{ steps.package.outputs.wheel }}
     container:
-      image: danielflook/python-minifier-build:python3.12-2023-09-25
+      image: danielflook/python-minifier-build:python3.12-2024-01-12
     steps:
       - name: Checkout
         uses: actions/checkout@v3
@@ -47,7 +47,7 @@ jobs:
     outputs:
         wheel: ${{ steps.package.outputs.wheel }}
     container:
-      image: danielflook/python-minifier-build:python2.7-2023-09-25
+      image: danielflook/python-minifier-build:python2.7-2024-01-12
     steps:
       - uses: actions/download-artifact@v3
         with:
@@ -73,7 +73,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [package_python3]
     container:
-      image: danielflook/python-minifier-build:python3.12-2023-09-25
+      image: danielflook/python-minifier-build:python3.12-2024-01-12
     steps:
       - uses: actions/download-artifact@v3
         with:
@@ -106,7 +106,7 @@ jobs:
         python: ["2.7", "3.3", "3.4", "3.5", "3.6", "3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
         package_type: [sdist, wheel]
     container:
-      image: danielflook/python-minifier-build:python${{ matrix.python }}-2023-09-25
+      image: danielflook/python-minifier-build:python${{ matrix.python }}-2024-01-12
     steps:
       - uses: actions/download-artifact@v3
         with:
@@ -146,7 +146,7 @@ jobs:
       matrix:
         package_type: [sdist, wheel]
     container:
-      image: danielflook/python-minifier-build:python3.12-2023-09-25
+      image: danielflook/python-minifier-build:python3.12-2024-01-12
     steps:
       - uses: actions/download-artifact@v3
         with:
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index d22fe4f9..eeb0cd58 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -12,7 +12,7 @@ jobs:
       matrix:
         python: ["python2.7", "python3.3", "python3.4", "python3.5", "python3.6", "python3.7", "python3.8", "python3.9", "python3.10", "python3.11", "python3.12", "pypy", "pypy3"]
     container:
-      image: danielflook/python-minifier-build:${{ matrix.python }}-2023-09-25
+      image: danielflook/python-minifier-build:${{ matrix.python }}-2024-01-12
     steps:
       - name: Checkout
         uses: actions/checkout@v3
diff --git a/.github/workflows/test_corpus.yaml b/.github/workflows/test_corpus.yaml
index dcba7599..4b56c5a2 100644
--- a/.github/workflows/test_corpus.yaml
+++ b/.github/workflows/test_corpus.yaml
@@ -44,7 +44,7 @@ jobs:
         python: ["2.7", "3.3", "3.4", "3.5", "3.6", "3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
         ref: ["${{ inputs.ref }}", "${{ inputs.base-ref }}"]
     container:
-      image: danielflook/python-minifier-build:python${{ matrix.python }}-2023-09-25
+      image: danielflook/python-minifier-build:python${{ matrix.python }}-2024-01-12
       volumes:
         - /corpus:/corpus
         - /corpus-results:/corpus-results
@@ -100,7 +100,7 @@ jobs:
     needs: generate_results
     runs-on: self-hosted
     container:
-      image: danielflook/python-minifier-build:python3.12-2023-09-25
+      image: danielflook/python-minifier-build:python3.12-2024-01-12
       volumes:
         - /corpus-results:/corpus-results
     if: ${{ always() }}
diff --git a/.github/workflows/verify_release.yaml b/.github/workflows/verify_release.yaml
index 83442cc9..ce1564c5 100644
--- a/.github/workflows/verify_release.yaml
+++ b/.github/workflows/verify_release.yaml
@@ -15,7 +15,7 @@ jobs:
       matrix:
         python: ["2.7", "3.3", "3.4", "3.5", "3.6", "3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
     container:
-      image: danielflook/python-minifier-build:python${{ matrix.python }}-2023-09-25
+      image: danielflook/python-minifier-build:python${{ matrix.python }}-2024-01-12
     steps:
       - name: Test
         run: |
diff --git a/.github/workflows/xtest.yaml b/.github/workflows/xtest.yaml
index 4c0548b4..95fdeaf7 100644
--- a/.github/workflows/xtest.yaml
+++ b/.github/workflows/xtest.yaml
@@ -12,7 +12,7 @@ jobs:
       matrix:
         python: ["python2.7", "python3.3", "python3.4", "python3.5", "python3.6", "python3.7", "python3.8", "python3.9", "python3.10", "python3.11", "python3.12", "pypy3"]
     container:
-      image: danielflook/python-minifier-build:${{ matrix.python }}-2023-09-25
+      image: danielflook/python-minifier-build:${{ matrix.python }}-2024-01-12
     steps:
       - name: Checkout
         uses: actions/checkout@v3
diff --git a/docker/Dockerfile-fedora38 b/docker/Dockerfile-fedora38
index 36578524..a6a0bbc9 100644
--- a/docker/Dockerfile-fedora38
+++ b/docker/Dockerfile-fedora38
@@ -28,7 +28,7 @@ RUN dnf install -y \
       wget \
   && git clone https://github.com/python/cpython.git \
   && cd cpython \
-  && git checkout v3.12.0rc3 \
+  && git checkout v3.12.1 \
   && ./configure \
   && make \
   && make install \