diff --git a/.github/workflows/_python-wheels.yml b/.github/workflows/_python-wheels.yml
index 09b51ed..44a0346 100644
--- a/.github/workflows/_python-wheels.yml
+++ b/.github/workflows/_python-wheels.yml
@@ -21,8 +21,8 @@ jobs:
         os: [linux-gnu, macos, windows]
         architecture: [x86_64, aarch64]
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v4
         with:
           python-version: "3.11"
 
@@ -32,8 +32,9 @@ jobs:
       - name: Build wheels
         run: python python/make_wheels.py ${{ matrix.architecture }}-${{ matrix.os }}
 
-      - uses: actions/upload-artifact@v2
+      - uses: actions/upload-artifact@v4
         with:
+          overwrite: true
           name: wheels
           path: ./wheelhouse/*.whl
 
@@ -43,7 +44,7 @@ jobs:
     needs: [build-wheels]
     if: inputs.publishToPyPI || inputs.publishToTestPyPI
     steps:
-      - uses: actions/download-artifact@v2
+      - uses: actions/download-artifact@v4
         with:
           name: wheels
           path: dist
diff --git a/.github/workflows/_release.yml b/.github/workflows/_release.yml
index 9a23f7a..b60dd62 100644
--- a/.github/workflows/_release.yml
+++ b/.github/workflows/_release.yml
@@ -22,7 +22,7 @@ jobs:
         include:
           - os: wasm
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: goto-bus-stop/setup-zig@v1
         with:
           version: 0.11.0
@@ -71,16 +71,20 @@ jobs:
         if: matrix.os == 'wasm'
         run: mv zig-out/lib/${{ steps.map.outputs.libName }}.${{ steps.map.outputs.libExt }} libfastfec-${{ inputs.version }}.${{ steps.map.outputs.libExt }}
       - name: Upload artifacts
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         if: matrix.os != 'wasm'
         with:
+          overwrite: true
+          name: fastfec-${{ matrix.os }}-${{ matrix.architecture }}-${{ inputs.version }}
           path: |
             fastfec-${{ matrix.os }}-${{ matrix.architecture }}-${{ inputs.version }}.zip
             libfastfec-${{ matrix.os }}-${{ matrix.architecture }}-${{ inputs.version }}.${{ steps.map.outputs.libExt }}
       - name: Upload artifacts (wasm)
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         if: matrix.os == 'wasm'
         with:
+          overwrite: true
+          name: libfastfec-${{ matrix.os }}-${{ inputs.version }}
           path: |
             libfastfec-${{ inputs.version }}.${{ steps.map.outputs.libExt }}
       - name: GitHub release
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index e933b9f..4e8806c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -5,7 +5,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 5
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: goto-bus-stop/setup-zig@v1
         with:
           version: 0.11.0
@@ -19,9 +19,9 @@ jobs:
       matrix:
         python-version: [3.8]
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Setup Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
       - name: Ensure mappings are up-to-date