diff --git a/.github/workflows/conda.yaml b/.github/workflows/conda.yaml
index aee85d1a2..b94afb711 100644
--- a/.github/workflows/conda.yaml
+++ b/.github/workflows/conda.yaml
@@ -47,7 +47,7 @@ jobs:
           fetch-depth: 0
       
       - name: Miniconda setup
-        uses: conda-incubator/setup-miniconda@v2
+        uses: conda-incubator/setup-miniconda@v3
         with:
           auto-update-conda: true
           python-version: ${{ inputs.py_version }}
@@ -66,7 +66,7 @@ jobs:
         run: ./run craft --pdfium-ver "${{ inputs.pdfium_ver }}" conda_${{ inputs.package }}
       
       - name: Upload artifact
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: conda_package
           path: conda/${{ inputs.package }}/out/
@@ -92,13 +92,13 @@ jobs:
           repository: ${{ github.repository }}
       
       - name: Miniconda setup
-        uses: conda-incubator/setup-miniconda@v2
+        uses: conda-incubator/setup-miniconda@v3
         with:
           auto-update-conda: true
           python-version: ${{ matrix.py }}
       
       - name: Download artifact
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: conda_package
           path: conda_dist/
@@ -134,7 +134,7 @@ jobs:
       
       # FIXME custom channels probably not necessary here
       - name: Miniconda setup
-        uses: conda-incubator/setup-miniconda@v2
+        uses: conda-incubator/setup-miniconda@v3
         with:
           auto-update-conda: true
           python-version: ${{ matrix.py }}
@@ -145,7 +145,7 @@ jobs:
         run: conda install -y anaconda-client
       
       - name: Download artifact
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: conda_package
           path: conda_dist/
diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 49aad07fc..ccf7636d7 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -86,13 +86,13 @@ jobs:
         run: ./run packaging_pypi
       
       - name: Upload release notes
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: release_notes
           path: RELEASE.md
       
       - name: Upload packages
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: packages
           path: dist/*
@@ -135,7 +135,7 @@ jobs:
           ref: autorelease_tmp
       
       - name: Download packages
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: packages
           path: dist/
@@ -178,13 +178,13 @@ jobs:
           python-version: ${{ inputs.py_version }}
       
       - name: Download packages
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: packages
           path: dist/
       
       - name: Download release notes
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: release_notes
       
diff --git a/README.md b/README.md
index b93b4d27c..195979147 100644
--- a/README.md
+++ b/README.md
@@ -143,7 +143,7 @@ pypdfium2 includes helpers to simplify common use cases, while the raw PDFium/ct
   + To set up channels in a GH workflow
     ```yaml
     - name: ...
-      uses: conda-incubator/setup-miniconda@v2
+      uses: conda-incubator/setup-miniconda@v3
       with:
         # ... your options
         channels: pypdfium2-team,bblanchon